Acquisition of skills requires a regular environment, an adequate opportunity to practice, and rapid and unequivocal feedback about the correctness of thoughts and actions.

Slow thinking has the feeling of something you do. It's deliberate.

In strategic decisions, I'd be really concerned about overconfidence.

Researchers who studied a thousand Dutch vacationers concluded that by far the greatest amount of happiness extracted from the vacation is derived from the anticipation period.

Unfortunately, skill in evaluating the business prospects of a firm is not sufficient for successful stock trading, where the key question is whether the information about the firm is already incorporated in the price of the stock. Traders apparently lackthe skill to answer this crucial question, but they appear to be ignorant of their ignorance.

Psychologists really aim to be scientists, white-coat stuff, with elaborate statistics, running experiments.

When action is needed, optimism, even of the mildly delusional variety, may be a good thing.