There’s no possibility of being pessimistic when people are dependent on you for their only optimism. - Malcolm Gladwell

Imagine that you are a doctor and you suddenly learn that you’ll see twenty patients on a Friday afternoon instead of twenty-five, while getting paid the same. Would you respond by spending more time with each patient? Or would you simply leave at six-thirty instead of seven-thirty and have dinner with your kids?

Our unconscious thinking is, in one critical respect, no different from our conscious thinking: in both, we are able to develop our rapid decision making with training and experience.

I feel I change my mind all the time. And I sort of feel that's your responsibility as a person, as a human being – to constantly be updating your positions on as many things as possible. And if you don't contradict yourself on a regular basis, then you're not thinking.