We can tolerate great diversity in our aesthetic beliefs, but we can't tolerate much diversity in our moral beliefs.

Most of our social nature is like that of other primates - we're mostly out for ourselves.

Groups create supernatural beings not to explain the universe but to order their societies.

The extreme self-sacrifice characteristic of group-selected species such as ants and bees can often be found among soldiers.

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.

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

And it’s not just that ‘we all need somebody to lean on’; recent work on giving support shows that caring for others is often more beneficial than is receiving help. . . . We need the give and the take, we need to belong. An ideology of extreme personal freedom can be dangerous because it encourages people to leave homes, jobs, cities and marriages in search of personal and professional fulfillment, thereby breaking the relationships that were probably their best hope for such fulfillment.