People are voting for the kind of country they want to live in, and there are different views about what kind of country we should have.

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

Human thinking depends on metaphor. We understand new and complex things in relation to the things we already know... once you pick a metaphor it will guide your thinking.

When you hear someone criticize a policy on the other side, thats fine. But when you start hearing motive-mongering and demonization, stand up to it just as you would if it were something that was racist or sexist. If we avoid the demonization, disagreements can be positive.

To understand most important ideas in psychology, you need to understand how the mind is divided into parts that sometimes conflict. We assume that there is one person in each body, but in some ways we are each more like a committee whose members have been thrown together to do a job, but who often find themselves working at cross purposes.

America is very much about individual happiness, the right to expression, self-determination. In America you do need to point to harm befalls victims before you can limit someone else's rights.

I think of myself as a social scientist. In order to get hired and to get promoted, we're forced to declare a disciplinary and sub-disciplinary specialty, so I am a psychologist and I am a social psychologist within that. But I think the exciting thing is to think about the social sciences in general and the nature of society. It's one of the hardest things to think about, because our brains aren't designed to think about these emergent entities. We're not good at it.