Morality binds and blinds. It binds us into teams … but thereby makes us go blind to objective reality.

It only takes twenty generations of selective breeding to create large differences or appearance and behavior in other mammals.

If you have a personality predisposed to liberalism, you might gravitate more to the artsy crowd or the anti-establishment crowd. And then those peers will affect you, and they will give you values, and you will copy them.

Do people believe in human rights because such rights actually exist, like mathematical truths, sitting on a cosmic shelf next to the Pythagorean theorem just waiting to be discovered by Platonic reasoners? Or do people feel revulsion and sympathy when they read accounts of torture, and then invent a story about universal rights to help justify their feelings?

Scandal is great entertainment because it allows people to feel contempt, a moral emotion that gives feelings of moral superiority while asking nothing in return. With contempt you don't need to right the wrong (as with anger) or flee the scene (as with fear or disgust). And the best of all, contempt is made to share. Stories about the moral failings of others are among the most common kinds of gossip, they are a stable of talk radio, and they offer a ready way for people to show that they share a common moral orientation.

The initial organization of the brain does not depend that much on experience. Nature provides a first draft, which experience then revises.

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