Dividing into teams doesn't necessarily mean denigrating others. Studies of groupishness have generally found that groups increase in-group love far more than they increase out-group hostility.

You can’t make a dog happy by forcibly wagging its tail. And you can’t change people’s minds by utterly refuting their arguments.

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.

The rider evolved to serve to the elephant.

Some comedians really are funnier than others. Some people really are more beautiful than others. But these are true only because of the kinds of creatures we happen to be; the perceptual apparatus - apparati - that we happen to have.

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