A large portion of the weekend effects is explained by differences in the amount of time spent with friends or family between weekends and weekdays.

I used to hold a unitary view, in which I proposed that only experienced happiness matters, and that life satisfaction is a fallible estimate of true happiness.

Facts that challenge basic assumptions-and thereby threaten people's livelihood and self-esteem-are simply not absorbed. The mind does not digest them.

It's not a case of: 'Read this book and then you'll think differently. I've written this book, and I don't think differently.

We can be blind to the obvious, and we are also blind to our blindness.

It doesn't take many observations to think you've spotted a trend, and it's probably not a trend at all.

... sometimes when you are asked a question that is difficult, the mind doesn't stay silent if it doesn't have the answer. The mind produces something, and what it produces very characteristically is the answer to an easier but related question.