An investment said to have an 80% chance of success sounds far more attractive than one with a 20% chance of failure. The mind can't easily recognize that they are the same.

Clearly, the decision-making that we rely on in society is fallible. It's highly fallible, and we should know that.

Question: So investors shouldn't delude themselves about beating the market? Answer: "They're just not going to do it. It's just not going to happen."

Employers who violate rules of fairness are punished by reduced productivity, and merchants who follow unfair pricing policies can expect to lose sales.

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

You should not take your intuitions at face value.

People should be conscious of the large contribution made by anything that gets people together easily in the reduction of loneliness and emotional well-being.