I will, I won't, I want : what willpower is, and why it matters The willpower instinct : your body was born to resist cheesecake Too tired to resist : why self-control is like a muscle License to sin : why being good gives us permission to be bad The brain's big lie : why we mistake wanting for happiness What the hell : how feeling bad leads to giving in Putting the future on sale : the economics of instant gratification Infected! why willpower is contagious Don't read this chapter : the limits of "I won't" power Final thoughts