We have associations to things. We have, you know, we have associations to tables and to - and to dogs and to cats and to Harvard professors, and that's the way the mind works. It's an association machine.

I would not advise people to buy a car or house without making a list. You will probably improve your intuitions by making a list and then sleeping on it.

Human beings cannot comprehend very large or very small numbers. It would be useful for us to acknowledge that fact.

The idea that you can ask one question and it makes the point - well, that wasn't how psychology was done at the time.

After a crisis we tell ourselves we understand why it happened and maintain the illusion that the world is understandable. In fact, we should accept the world is incomprehensible much of the time.

The most effortful forms of slow thinking are those that require you to think fast.

We are very influenced by completely automatic things that we have no control over, and we don't know we're doing it.