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Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

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Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices
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Page 1: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Critical Thinking: Chapter 6

More Rhetorical Devices: Psychological and Related

Devices

Page 2: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Psychological and Related Devices A good argument provides a justification

for accepting its conclusion.

Page 3: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Psychological and Related Devices Some rhetorical devices can be made to

look like arguments containing premises and conclusions. But they don’t really provide legitimate proof of what they supposedly are proving.

This is called pseudoreasoning.

Page 4: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

The “argument” from outrage A fallacy is a mistake in reasoning. It is a mistake to think that something is

wrong simply because it makes us angry.

Page 5: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

The “argument” from outrage The “argument” from outrage consists in

inflammatory words (or thoughts) followed by a “conclusion” of some sort.

It substitutes anger for reason and judgment in considering an issue.

Page 6: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

The “argument” from outrage Scapegoating is a breed of “argument”

from outrage in which one person, or a group, gets blamed for everything bad.

Page 7: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

The “argument” from outrage Example: Dear Editors: When Al Jones

wrote in to criticize city workers, he didn’t mention his occupation. Maybe he’s a millionaire without a care in the world, that he has the time to criticize people working for him--if he’s even a taxpayer.

Page 8: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Scare Tactics When the emotion appealed to is fear,

rather than anger, this is the fallacy known as a scare tactic. A rhetorical device that uses a threat instead of good reasons to get someone to accept a claim.

Page 9: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Scare Tactics In a special case of scare tactics, the

“argument” by force amounts to saying, “Agree with me or I will hurt you.”

Page 10: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Scare Tactics Legitimate warnings are not scare

tactics even though they may be scary. “If you don’t check your parachute

before jumping, you may die” is an excellent argument!

Page 11: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Scare Tactics Example: You bet I’ll explain why

Fantasy Land [an adult bookstore] should be closed down! You go in there, and we’ll send your license plate number to the newspaper. Are you going to like people knowing what kind of stuff you read?

Page 12: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Argument from Pity “Argument” from pity. You need a job

and although you are not qualified you try to get it by making the employer feel bad for you. The name of a rhetorical device that plays on your compassion to get you to accept a claim instead of relying on sound reasons.

Page 13: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Argument from Pity Example: Ladies and gentlemen of the

jury: My client stands before you accused of three bank robberies. But the prosecution has not told you about three little children in this story, who will have a hard time getting food on their table if their daddy goes to prison.

Page 14: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Apple Polishing Fallacy The apple polishing fallacy is when we

allow praise of ourselves to substitute for judgment about the truth of a claim, or when we do this to others.

Page 15: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Apple Polishing Fallacy Officer: Excuse me, sir. Do you know

how fast you were going? Driver: I never get over the sight of you mounted policemen. How do you leap down off the horse’s back so fast? And you must have them well trained, not to run away when you dismount.

Page 16: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Wishful Thinking Fallacy Wishful thinking: Happens when we

accept or reject a claim simply because it would be pleasant (or unpleasant) if it were true.

Page 17: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Wishful Thinking Fallacy Example: There must be life on other

planets. Imagine how lonely we’ll find the universe if we discover that we’re the only ones here.

Page 18: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Peer Pressure Fallacy Peer pressure “argument”: Plays on our

desire for acceptance and our fear of rejection. It is the name of the rhetorical device that argues for a course of action on the grounds that taking this course will win the approval of others and especially of one’s friends.

Page 19: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Peer Pressure Fallacy Example: Are you telling me that you’re

twenty-one years old and still a virgin? I’d keep quiet about that if I were you--you’d be the laughing stock of the dorm if that were widely known.

Page 20: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Group Think Fallacy Group think fallacy occurs when

someone lets identification with a group take the place of reason and deliberation when arriving at a position on an issue.

Page 21: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Group Think Fallacy Example: “My country right or wrong.” Example: Pynchon is where it’s at. All

the Alpha Kappas read him.

Page 22: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Fallacies based on emotions Remember: When “arguments” evoke

emotions that make us want to accept the conclusion without support, look for fallacies and rhetoric.

Page 23: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Rationalizing Rationalizing is when we use a false

pretext to satisfy our own desires or interests.

Rationalizing involves a confusion in thinking. It involves an element of self-deception about our true motivation.

Page 24: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Rationalizing Example: She’ll be glad I spent the night

out drinking. I’m giving her some personal space.

Page 25: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Argument From Popularity “Argument” from popularity is when we

accept the conclusion of an argument because a lot of other people have accepted the same conclusion. The name of a rhetorical device that encourages the acceptance of a claim on the grounds that it is already accepted by some substantial number of others.

Page 26: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Argument From Popularity Example: There must be an afterlife.

Wherever you find human beings you find their minds naturally returning to this thought.

Example: Obviously it was right for the United States to attack Iraq in 1991. Polls at the time showed that over 90 percent of Americans thought the war was justified.

Page 27: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Argument From Popularity

Example: My opponent would like to see TV networks label their programming, on the grounds that violent shows make children who watch them violent. But everyone knows a couple of shows can’t change your personality.

Page 28: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Common Practice Fallacy The name of a rhetorical device that

tries to justify an action on the grounds that it is normal behavior, accepted by all or most people.

Example: Why do you take a bus to work when most people drive?

Page 29: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Relativism Review of Chapter 1: “Truth is relative.”

Opinions are relative, but not factual claims. Remember: factual claims can be tested or verified.

Page 30: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Subjectivist Fallacy The name of a rhetorical device that is

based on the view called relativism, that what is true for one is not true for another.

Page 31: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Subjectivist Fallacy Example: Professor: I gave you a D on

your essay because your grammar was faulty and your organization was difficult to follow. Student: That’s just your opinion!

Page 32: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Subjectivist Fallacy Example: Biker: I refuse to buy a

Japanese motorcycle. I don’t believe in doing business with Communist countries. Reporter: But Japan isn’t communist. Biker: Well to me they are.

Page 33: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Two wrongs make a right Two wrongs make a right is a fallacy

because wrongful behavior on someone else’s part doesn’t convert wrongful behavior on your part into rightful behavior.

Page 34: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Two wrongs make a right Example: Well! Finally after all these

years, the telephone company makes an error on my bill in my favor! And I’m surely not going to point it out to them. They’ve been gouging me since the telephones first came into existence.

Page 35: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Red Herring A red herring fallacy is caused when a

person brings a topic into a conversation that distracts from the original point, especially if the new topic is introduced in order to distract.

Page 36: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Red Herring Example: It’s clear enough to me that

Senator John McCain would have made a great president. Look, it isn’t often that we get a chance to elect a guy who’s a war hero, a prisoner of war in an enemy prison camp, and we ought to have done it when we had the chance.

Page 37: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Smokescreen Basically the same as a red herring. A

smokescreen is when you pile up so many issues the original issue gets lost. The name of a rhetorical device that tries to side-track someone by bringing up a related but irrelevant topic.

Page 38: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Smokescreen “To the people who brought you ‘The Great American

Smokeout,’ we make The Great American Challenge. We challenge the American Cancer Society to clean up the air in its ‘smoke free’ offices. We are willing to bet there isn’t much cigarette smoking at American Cancer Society offices. But, according to a recent study from the National Institute for Occupational Safety and Health (NIOSH), cigarette smoke also wasn’t the problem in 98 percent of 203 buildings reported to have indoor air problems. . . . Indoor air inspections resulting from worker complaints typically find viruses, fungal spores, bacteria, gases, closed fresh air ducts, and ventilation systems in need of maintenance.”

—Full-page ad in USA Today, sponsored by the Tobacco Institute

Page 39: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Smokescreen A real, literal smokescreen! The Tobacco Institute is

playing off reports of dangerous office environments, but the ad is meant to divert attention away from the even greater dangers of cigarette smoking. The ad may also hint that those who feel ill at the office should not blame the smoker; but the “Smokeout” was directed to actual smokers.

Page 40: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Identify instances of pseudoreasoning in the

following passages: “Listen, Higgins. I need your

vote in the next department election or I may not get elected chair. Remember, if I do get elected, it will be me who decides what hours your classes meet next year.”

Page 41: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises “Listen, Higgins. I need your vote in the next department election or I may not get elected chair. Remember, if I do get elected, it will be me who decides what hours your classes meet next year.”

Scare tactics

Page 42: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises When several people in Harvey’s department

get new computers, he is annoyed because he is not among them. “I’ll tell you what,” Harvey says to his wife, “if they want to rip me off by not getting a new computer for me, I’ll just rip them off for extra office supplies. They’ve got a lot of stuff at work we could use around here, and they’ll have no way of knowing that it’s gone. Turnabout’s fair play.”

Page 43: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises When several people in Harvey’s department

get new computers, he is annoyed because he is not among them. “I’ll tell you what,” Harvey says to his wife, “if they want to rip me off by not getting a new computer for me, I’ll just rip them off for extra office supplies. They’ve got a lot of stuff at work we could use around here, and they’ll have no way of knowing that it’s gone. Turnabout’s fair play.”

Two wrongs

Page 44: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises You saw what the former governor of Illinois did:

He declared a moratorium on executions in the state. It was a good thing, too, because it turns out that a large number of the inmates on death row had to be turned loose because DNA evidence proved them innocent beyond a shadow of a doubt. It’s about time we got serious about the fact that we’ve been convicting innocent people and sentencing them to death.

Page 45: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises You saw what the former governor of Illinois did:

He declared a moratorium on executions in the state. It was a good thing, too, because it turns out that a large number of the inmates on death row had to be turned loose because DNA evidence proved them innocent beyond a shadow of a doubt. It’s about time we got serious about the fact that we’ve been convicting innocent people and sentencing them to death.

No fallacy. I think it’s about time too.

Page 46: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises No, I do NOT believe that a murderer has a right to

live, and here’s why. The criminal justice system in this country has gotten completely out of control, what with rapists, murderers, you name it—all getting off scot-free. It’s got to change!

Page 47: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises No, I do NOT believe that a murderer has a right to

live, and here’s why. The criminal justice system in this country has gotten completely out of control, what with rapists, murderers, you name it—all getting off scot-free. It’s got to change!

Red herring

Page 48: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Those four officers who killed the innocent man in

New York by mistake should be found not guilty of any crime. None of them had ever been in any kind of trouble before, and, tragically, this kind of thing is just going to happen when we have aggressive police work.

Page 49: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Those four officers who killed the innocent man in

New York by mistake should be found not guilty of any crime. None of them had ever been in any kind of trouble before, and, tragically, this kind of thing is just going to happen when we have aggressive police work.

Red herring; in fact, two red herrings

Page 50: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Gays in the military? No way. Clinton promoted the

idea just to get the homosexual vote.

Page 51: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Gays in the military? No way. Clinton promoted the

idea just to get the homosexual vote. Red herring

Page 52: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Gays in the military? Yes. There are

no valid grounds for opposing the measure, as can be seen in the fact that policies of nondiscrimination to gays are common practice throughout Western democracies.

Page 53: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Gays in the military? Yes. There are

no valid grounds for opposing the measure, as can be seen in the fact that policies of nondiscrimination to gays are common practice throughout Western democracies.

Common practice

Page 54: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises From a prosecutor’s closing statement at a

trial: “In conclusion, ladies and gentlemen of the jury, there can be absolutely no doubt that this defendant committed these terrible murders. Look at the mother of the victim, sitting over there, and the father—their lives are forever destroyed by this evil deed. Never again will they know the peace and happiness that was their due. Put yourselves in their shoes, and you will know whether or not this man is guilty.”

Page 55: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises From a prosecutor’s closing statement at a

trial: “In conclusion, ladies and gentlemen of the jury, there can be absolutely no doubt that this defendant committed these terrible murders. Look at the mother of the victim, sitting over there, and the father—their lives are forever destroyed by this evil deed. Never again will they know the peace and happiness that was their due. Put yourselves in their shoes, and you will know whether or not this man is guilty.”

Red herring

Page 56: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Is the president guilty of sexual harassment, as the

Republicans are yelping? Hey, give me a break! What’s important is jobs, health care, welfare reform.

Page 57: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Is the president guilty of sexual harassment, as the

Republicans are yelping? Hey, give me a break! What’s important is jobs, health care, welfare reform.

Red herring

Page 58: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises No, I don’t believe that Uncle Bob is really gone

forever. He was like a father to me, and I believe that someday, somehow or other, we’ll see one another again; I don’t think I could go on if I didn’t believe that.

Page 59: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises No, I don’t believe that Uncle Bob is really gone

forever. He was like a father to me, and I believe that someday, somehow or other, we’ll see one another again; I don’t think I could go on if I didn’t believe that.

Wishful thinking

Page 60: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Listen, friends, it’s our money the board of supervisors

wants to spend putting sewers and other improvements out there in that Antelope Creek development. And you know who’s going to profit from it the most? The developers, who don’t even live around here. I tell you, we have sat back and done nothing long enough! It’s high time we told these out-of-town interlopers or antelopers or whatever they are to go mess with somebody else’s town. I won’t stand for it any more!

Page 61: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Listen, friends, it’s our money the board of supervisors

wants to spend putting sewers and other improvements out there in that Antelope Creek development. And you know who’s going to profit from it the most? The developers, who don’t even live around here. I tell you, we have sat back and done nothing long enough! It’s high time we told these out-of-town interlopers or antelopers or whatever they are to go mess with somebody else’s town. I won’t stand for it any more!

“Argument” from outrage (There is a relevant appeal here, but the speaker is clearly trying to evoke outrage from his audience as well.)

Page 62: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises I’ll tell you why a hundred dollars is

enough child support. You go into court and ask for more, and I’ll have my lawyer file a countersuit that will set you back a bundle in legal fees!

Page 63: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises I’ll tell you why a hundred dollars is

enough child support. You go into court and ask for more, and I’ll have my lawyer file a countersuit that will set you back a bundle in legal fees!

Scare tactics

Page 64: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises I know it was not very nice to overcharge them like that

for the room, but all’s fair in love, war, and business, my dear. Besides, if the situation were reversed and we were desperate for lodging, they would have bled us for all we’re worth.

Page 65: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises I know it was not very nice to overcharge them like that

for the room, but all’s fair in love, war, and business, my dear. Besides, if the situation were reversed and we were desperate for lodging, they would have bled us for all we’re worth.

Two wrongs make a right

Page 66: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises George, I speak for the rest of the neighbors on our

street. Frankly, your front yard is a mess, and we’d appreciate it if you would do something about it. We put the time and money into making our places look nice, but the effort is largely ruined by one awful looking place right here in the middle of the block. We hope you’ll do something about it.

Page 67: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises George, I speak for the rest of the neighbors on our

street. Frankly, your front yard is a mess, and we’d appreciate it if you would do something about it. We put the time and money into making our places look nice, but the effort is largely ruined by one awful looking place right here in the middle of the block. We hope you’ll do something about it.

This might look like peer pressure or common practice, but I don’t believe it’s a fallacy at all.

Page 68: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Letter to the editor: “Your food section frequently features

recipes with veal, and you say veal is a wholesome, nutritious dish. I disagree. Do you know how veal comes to be on your plate? At birth a newborn calf is separated from its mother, placed in a dark enclosure, and chained by its neck so that it cannot move freely. This limits muscular development so that the animal is tender. It is kept in the dark pen until the day it is cruelly slaughtered.”

—Cascade News

Page 69: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Letter to the editor: “Your food section frequently features

recipes with veal, and you say veal is a wholesome, nutritious dish. I disagree. Do you know how veal comes to be on your plate? At birth a newborn calf is separated from its mother, placed in a dark enclosure, and chained by its neck so that it cannot move freely. This limits muscular development so that the animal is tender. It is kept in the dark pen until the day it is cruelly slaughtered.”

—Cascade News Argument from pity

Page 70: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Letter to the editor: “Your food section frequently features

recipes with veal, and you say veal is a wholesome, nutritious dish. It may be wholesome and nutritious, but it is produced in a gruesome, inhumane way. At birth a newborn calf is separated from its mother, placed in a dark enclosure, and chained by its neck so that it cannot move freely. This limits muscular development so that the animal is tender. It is kept in the dark pen until the day it is cruelly slaughtered.”

—Cascade News

Page 71: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Letter to the editor: “Your food section frequently features

recipes with veal, and you say veal is a wholesome, nutritious dish. It may be wholesome and nutritious, but it is produced in a gruesome, inhumane way. At birth a newborn calf is separated from its mother, placed in a dark enclosure, and chained by its neck so that it cannot move freely. This limits muscular development so that the animal is tender. It is kept in the dark pen until the day it is cruelly slaughtered.”

—Cascade News No fallacy. What is the difference?

Page 72: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Ad for a store that sells pianos: “Pianos are our only

business. You’ll get the best deal at the piano experts.”

Page 73: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Ad for a store that sells pianos: “Pianos are our only

business. You’ll get the best deal at the piano experts.”

Red herring (That they sell nothing but pianos is irrelevant to how much they sell them for.)

Page 74: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Frankly, I don’t think you would be satisfied with

anything less than our Model 24, which allows for more expansion than any other personal computer in its class. The way you catch on to things—something I can tell just from the questions you’ve asked here in the store—you’re not going to be happy with a machine whose limits you’ll soon reach.

Page 75: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Frankly, I don’t think you would be satisfied with

anything less than our Model 24, which allows for more expansion than any other personal computer in its class. The way you catch on to things—something I can tell just from the questions you’ve asked here in the store—you’re not going to be happy with a machine whose limits you’ll soon reach.

Apple polishing

Page 76: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Sure, driving after you’ve been drinking can get you

into trouble with the law, but if you’re careful I don’t think there’s anything wrong with it. After all, everyone does it, right?

Page 77: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Sure, driving after you’ve been drinking can get you

into trouble with the law, but if you’re careful I don’t think there’s anything wrong with it. After all, everyone does it, right?

Common practice

Page 78: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Getting on Senator Davis’s case about the propriety

of some of his financial dealings strikes me as just plain carping. Davis made a considerable economic sacrifice when he left private industry and entered politics; the people of this district are lucky to have him there.

Page 79: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Getting on Senator Davis’s case about the propriety

of some of his financial dealings strikes me as just plain carping. Davis made a considerable economic sacrifice when he left private industry and entered politics; the people of this district are lucky to have him there.

Red herring

Page 80: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises From a letter to the editor: “They’re wrong again, the

doctors who say that the sun causes cancer. The four substances for all life are water, food, air, and sun. Everybody knows the sun opens the pores of your skin to release poisons; it cannot cause cancer. Cancer is caused by the toxins man puts in the air, not by sunlight.”

—Cascade News

Page 81: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises From a letter to the editor: “They’re wrong again, the

doctors who say that the sun causes cancer. The four substances for all life are water, food, air, and sun. Everybody knows the sun opens the pores of your skin to release poisons; it cannot cause cancer. Cancer is caused by the toxins man puts in the air, not by sunlight.”

—Cascade News

Argument from popularity, although I don’t think this view is popular among many

Page 82: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Listen. As long as you’re going to live here at home

and let your mother and me support you, you can rest assured that you’re going to cooperate. And that goes for your opinions as well as for your behavior.

Page 83: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Listen. As long as you’re going to live here at home

and let your mother and me support you, you can rest assured that you’re going to cooperate. And that goes for your opinions as well as for your behavior.

Scare tactics

Page 84: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises It’s clear enough to me that Senator John McCain

would have made a great president. Look, it isn’t often that we get a chance to elect a guy who’s a war hero, a prisoner of war in an enemy prison camp, and we ought to have done it when we had the chance.

Page 85: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises It’s clear enough to me that Senator John McCain

would have made a great president. Look, it isn’t often that we get a chance to elect a guy who’s a war hero, a prisoner of war in an enemy prison camp, and we ought to have done it when we had the chance.

Reference to the prisoner-of-war experience remains a red herring until it’s at least indicated how it is relevant to performance as president.

Page 86: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Look, you can argue about it all day long, but I

believe that Carmichael is the best person for the job, and I hope he gets it. That’s my opinion, and it’s as good as any other opinion, so we may as well change the subject. .

Page 87: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Look, you can argue about it all day long, but I

believe that Carmichael is the best person for the job, and I hope he gets it. That’s my opinion, and it’s as good as any other opinion, so we may as well change the subject.

A version of the subjectivism. One person may be as good as another, and one may have as much right to an opinion as another, but not all opinions are created equal; those with better reasons are better opinions.

Page 88: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Toads do too cause warts. People have known that for

centuries.

Page 89: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises Toads do too cause warts. People have known that for

centuries. A version of appeal to

popularity

Page 90: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises “It says here that smoke from wood-burning stoves,

no matter how airtight they’re supposed to be, gets into your house and is a health hazard.”

“No way. We just spent close to a thousand dollars on this new stove; what you’re reading can’t be true.”

Page 91: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises “It says here that smoke from wood-burning stoves,

no matter how airtight they’re supposed to be, gets into your house and is a health hazard.”

“No way. We just spent close to a thousand dollars on this new stove; what you’re reading can’t be true.”

Wishful thinking

Page 92: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises “Greyhound reminds you that when you travel by car,

you take chances, especially if you are traveling alone. Anything can happen: dangerous thunderstorms [sound effect: thunder], engine trouble [sound of car failing to start], blowouts [tire blowing out, car screeching to a stop]. Next time [upbeat music] don’t take chances. It’s time to go Greyhound and leave the driving to us.”

—Greyhound advertisement

Page 93: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises “Greyhound reminds you that when you travel by car,

you take chances, especially if you are traveling alone. Anything can happen: dangerous thunderstorms [sound effect: thunder], engine trouble [sound of car failing to start], blowouts [tire blowing out, car screeching to a stop]. Next time [upbeat music] don’t take chances. It’s time to go Greyhound and leave the driving to us.”

—Greyhound advertisement This may look like scare

tactics, but the points made are relevant to the claim that alternatives to the automobile may be safer. Of course it doesn’t follow that Greyhound is the best alternative.

Page 94: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises MARTY: If we keep on the way we are

going, we will destroy civilization on this planet.

TRACY: That’s so depressing. I think we need to think well of things.

Page 95: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises MARTY: If we keep on the way we are

going, we will destroy civilization on this planet.

TRACY: That’s so depressing. I think we need to think well of things.

Wishful thinking

Page 96: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises he: Well, things didn’t work out quite the way I

wanted, but that’s the way life often is. she: That’s not my philosophy. Your dreams will

come true if you want them to, but you really have to want them to.

Page 97: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises he: Well, things didn’t work out quite the way I

wanted, but that’s the way life often is. she: That’s not my philosophy. Your dreams will

come true if you want them to, but you really have to want them to.

Wishful thinking

Page 98: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises first speaker: Think about it. A seven-day waiting

period to buy a gun would give people a chance to cool off; it would also give police a chance to make background checks. Are seven days that much of an inconvenience?

second speaker: I wouldn’t talk that way around here, friend. Lots of people ’round here own guns, and they don’t take kindly to people who want to make them register their guns.

Page 99: Critical Thinking: Chapter 6 More Rhetorical Devices: Psychological and Related Devices.

Exercises first speaker: Think about it. A seven-day waiting

period to buy a gun would give people a chance to cool off; it would also give police a chance to make background checks. Are seven days that much of an inconvenience?

second speaker: I wouldn’t talk that way around here, friend. Lots of people ’round here own guns, and they don’t take kindly to people who want to make them register their guns.

Scare tactics


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