We deeply want to be led by people who know what they're doing and who don't have to think about it too much.

We are prone to overestimate how much we understand about the world and to underestimate the role of chance in events.

Below an income of ... $60,000 a year, people are unhappy, and they get progressively unhappier the poorer they get. Above that, we get an absolutely flat line. ... Money does not buy you experiential happiness, but lack of money certainly buys you misery.

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.

You are more likely to learn something by finding surprises in your own behavior than by hearing surprising facts about people in general.

If people can construct a simple and coherent story, they will feel confident regardless of how well grounded it is in reality.

So your emotional state really has a lot to do with what you're thinking about and what you're paying attention to.