The concept of happiness has to be reorganised.

The experiencing self lives its life continuously. It has moments of experience, one after the other.

One emphasis of my research has been on the question of how people spend their time. Time is the ultimate finite resource, or course, so the question of how people spend it would seem to be important.

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.

Ten minutes of a smartphone in front of your nose is about the equivalent of an hour long walk in bright daylight. Imagine going for an hour long walk in bright daylight and then thinking, "Now I'll get some sleep." It ain't going to happen.

An executive might have a very strong intuition that a given product has promise, without considering the probability that a rival is already ahead in developing the same product.

You should not take your intuitions at face value.