My interest in well-being evolved from my interest in decision making - from raising the question of whether people know what they will want in the future and whether the things that people want for themselves will make them happy.

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.

If owning stocks is a long-term project for you, following their changes constantly is a very, very bad idea. It's the worst possible thing you can do, because people are so sensitive to short-term losses. If you count your money every day, you'll be miserable.

The concept of happiness has to be reorganised.

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.

The premise of this book is that it is easier to recognize other people's mistakes than your own.

I don't try to be clever at all. The idea that I could see what no one else can is an illusion.