Logical ReasoningDifficulty: Hard

PT131 S1 Q6 Explanation

Deirdre: Many philosophers

A free, expert breakdown of this official LSAT Logical Reasoning question.

TopicsFlaw

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Stimulus

Deirdre: Many philosophers have argued that the goal of every individual is to achieve happiness—that is, the satisfaction derived from fully living up to one's potential. They have also claimed that happiness is elusive and can be achieved only after years of sustained effort. But these philosophers have been unduly pessimistic, since on a sunny afternoon causes many people to experience feelings of happiness.

What this question is testing

Flaw

Your task

Describe the reasoning error the argument actually commits.

Common trap

Answers that name a real logical flaw the argument doesn't actually make.

Winning move

Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.

Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.

The question
6.

Which one of the following most accurately describes a reasoning flaw in

Answer choices

  1. Wrong Flaw4% picked this

    It dismisses a claim because of its source rather than because

    Deirdre does attack the position of these philosophers, but she doesn't do so by attacking them personally.

  2. Wrong Flaw21% picked this

    It fails to take into account that what brings someone happiness at one moment may not bring that

    The argument does not assert that something will always ensure happiness.

  3. Correct69% picked this

    It allows the key term "happiness" to shift in meaning illicitly in the course

    Why this is right

    The term "happiness" does shift meaning in the course of the argument in that Deirdre discusses a different form of happiness than that discussed by the philosophers and so does not constitute a relevant counterexample.

    Skill tested: Flaw · how this choice captures the argument's function is the move to repeat next time.

  4. Too Strong1% picked this

    It presumes, without providing justification, that happiness is, in fact, the

    While the philosophers do assert that happiness is a goal of life, they do not assert that it is the goal of life.

  5. Wrong Flaw5% picked this

    It makes a generalization based on the testimony of a group whose views have not been

    Deidre does not generalize the view belonging to the philosophers discussed as if it belonged to all philosophers.

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