Our moral sense really evolved to bind groups together into teams that can cooperate in order to compete with other teams.

Anytime we're interacting with someone, we're judging them, we're sharing expectations, we think they didn't live up to those expectations.

If I have a mission in life, it is to convince people that everyone is morally motivated - everyone except for psychopaths.

We can call this "the progress principle": Pleasure comes more from making progress toward goals than from achieving them. Shakespeare captured it perfectly: "Things won are done; joy's soul lies in the doing."

People can believe pretty much whatever they want to believe about moral and political issues, as long as some other people near them believe it, so you have to focus on indirect methods to change what people want to believe.

Anyone who values truth should stop worshipping reason.

By temperament and disposition and emotions, I'm a liberal; but in my beliefs about what's best for the country, I'm a centrist.