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

I did say that in-group, authority and purity are necessary for the maintenance of order, but I would never give them a blanket endorsement.

Understanding the simple fact that morality differs around the world, and even within societies, is the first step toward understanding your righteous mind.

I think Republicans need to take income inequality more seriously. Not because I favor equality of outcomes. I do not. I think the Right is correct to stress merit and earned rewards, not handouts and forced equality. But I think what Republicans are blind to is that power corrupts.

The consistent finding of psychological research is that we are fairly accurate in our perceptions of others. It's our self-perceptions that are distorted because we look at ourselves in a rose-colored mirror.

It's a basic fact about being human that sometimes the self seems to just melt away.

The president is the high priest of what sociologist Robert Bellah calls the 'American civil religion.' The president must invoke the name of God (though not Jesus), glorify America's heroes and history,quote its sacred texts (the Declaration of Independence and the Constitution), and perform the transubstantiation of pluribus unum.