Decisions

Intuition Pumps and Other Tools for Thinking: 8 key ideas

The core ideas of Intuition Pumps and Other Tools for Thinking, each in under a minute, written in our own words. Want the full depth? Get the book.

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  1. IDEA 1 OF 8

    Thought experiments are thinking tools

    Dennett, a philosopher, describes intuition pumps: short stories or thought experiments designed to help us think about hard problems.

    Like any tool, they can help or mislead, so he shows how to use them carefully and how to check their settings.

  2. IDEA 2 OF 8

    Mistakes are valuable

    Dennett argues that making mistakes is essential to learning.

    Good thinkers make mistakes openly, examine them and learn quickly. In his view, hiding errors only means the same mistake is repeated, while sharing them lets others help you fix them.

  3. IDEA 3 OF 8

    Criticise fairly

    Dennett describes Rapoport's rules for criticism: first restate your opponent's view so clearly they would agree, list points of agreement and what you learned, and only then criticise.

    This makes debate more productive.

  4. IDEA 4 OF 8

    Most things are not very good

    Dennett mentions Sturgeon's law, the idea that most work in any field is mediocre.

    Critics should focus on the best examples of an idea. So instead of attacking the weakest version of an idea, a fair critic should test the strongest one.

  5. IDEA 5 OF 8

    Watch for rathering

    Dennett warns against rathering, a trick where someone presents two options as if only one can be true.

    Often both can be true. So when someone says a question is really about this rather than that, it is wise to check whether both could hold.

  6. IDEA 6 OF 8

    Beware deepities

    Dennett describes deepities, statements that sound profound but have one trivial meaning and one false meaning.

    They can impress without saying anything. So a listener should ask which meaning is being offered, since the impressive one is false and the true one is dull.

  7. IDEA 7 OF 8

    Little minds explain big minds

    Dennett describes how complex minds can be explained by many simpler parts working together, like teams of little homunculi.

    No single part needs to understand everything. In his view, the big puzzle of a mind becomes easier when we see it as many small, simple workers cooperating.

  8. IDEA 8 OF 8

    Tools apply to hard questions

    Dennett uses intuition pumps to explore questions about meaning, consciousness and free will.

    He shows how careful thinking clarifies difficult topics. These small thought experiments let readers picture an idea clearly instead of getting lost in abstract arguments.

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