We're worse off than Freud thought, because many actions proceed without our knowing anything about them.

The greatest surprise of human evolution may be that the highest form of selfishness is selflessness.

We have to shift our understanding of ourselves as separate individuals, each seeking our own welfare, to an understanding of how we fit into social, biological, and physical environments.

If you spend too much time being like everybody else, you decrease your chances of coming up with something different.

New research shows that emotions have a separate system of nerve pathways, through the limbic system to the cortex, allowing emotional signals to avoid conscious control.

Human inventiveness is overwhelming human adaptiveness. Our ability to judge lags behind our ability to create.

To keep your resolve, surround yourself with those who want you to succeed. The brain cannot do its job of protecting the body without contact with other people.

Unconscious decisions for action go on constantly inside the head.

Reality is not always probable, or likely.

Never let your failures go to your heart or your successes go to your head.

I love taking on roles that I haven't yet done in my career.

Sometimes the name is funnier than the game itself.

What I like best about teaching is that it allows me to explore my own interest with a group.

I believe in divine inspiration and things like that and I really relish a good, attentive, participating audience.

Do not place hope in finding a secret technique. Polish the mind through ceaseless training; that is the key to effective techniques.

So that's our new flag. The thing we've been fighting for-thirteen stripes for the colonies and thirteen stars in a circle for the union.

Statesmen and beauties are very rarely sensible of the gradations of their decay.

Chance makes a plaything of a man's life.