Laziness is built deep into our nature.

To know whether you can trust a particular intuitive judgment, there are two questions you should ask: Is the environment in which the judgment is made sufficiently regular to enable predictions from the available evidence? The answer is yes for diagnosticians, no for stock pickers. Do the professionals have an adequate opportunity to learn the cues and the regularities? The answer here depends on the professionals' experience and on the quality and speed with which they discover their mistakes.

Banks are run by executives, and executives protect themselves, and that does not always mean that banks are going to behave rationally.

The conclusion is straightforward : self-control requires attention and effort.

The effort invested in 'getting it right' should be commensurate with the importance of the decision.

An individual who expresses high confidence probably has a good story, which may or may not be true.

All of us would be better investors if we just made fewer decisions.