Negative emotions like loneliness, envy, and guilt have an important role to play in a happy life; they're big, flashing signs that something needs to change.

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.'

Whenever I start a new book, I think, 'This is the most interesting subject of all time. It's sad, I'll never enjoy writing another book as much as I enjoy this one.' Every time, I'm convinced. And then I change my mind when I start the next book.

Gretchen Rubin Quotes