I used to be very disciplined about only buying three books ahead of what I was reading, but my husband corrupted me, and now I'm dozens ahead of myself!

The thing that inspires me most is reading and just observing the people around me. I think those are the two things that make me want to write.

Knowing what you admire in others is a wonderful mirror into your deepest, as yet unborn, self.

Enthusiasm is a form of social courage.

In 'Before and After,' I identify the sixteen strategies that we can use to make or break our habits. Some are quite familiar, such as 'Monitoring,' 'Scheduling,' and 'Convenience.' Some took me a lot of effort to identify, such as 'Thinking,' 'Identity,' and 'Clarity.'

I enjoy the fun of failure. It's fun to fail, I kept repeating. It's part of being ambitious; it's part of being creative. If something is worth doing, it's worth doing badly

A book is a better way to develop a complicated idea, or to tell a big story and to show how ideas weave in and out of each other, which is something that comes up a lot in happiness because all these ideas are interconnected.