A successful individual typically sets his next goal somewhat but not too much above his last achievement. In this way he steadily raises his level of aspiration.

Learning is more effective when it is an active rather than a passive process.

If you want truly to understand something, try to change it.

No research without action, no action without research.

A successful individual typically sets his next goal somewhat, but not too much, above his last achievement.

There is nothing so practical as a good theory.

Experience alone does not create knowledge.

When we are young we are like a flowing river - and then we freeze.

Social action, just like physical action, is steered by perception.

If you want to learn about an organization, try to change it.

Every psychological event depends upon the state of the person and at the same time on the environment, although their relative importance is different in different cases

Come, gentlemen, I hope we shall drink down all unkindness.

I'm still a little bent, a little crooked, but all things considered, I can't complain.

'Groundhog Day' was one of the greatest scripts ever written. It didn't even get nominated for an Academy Award.

Hard to find anything lovelier than a tree. They grow at right angles to a tangent of the nominal sphere of the Earth.

I don't feel in any way obligated to remain current with the culture. I feel no social obligation whatsoever. I trust my morality in the narrow path I trek through the world as I work.

Liberty is the solution of all social and economic questions.

Make yourself useful, not just on a day to day basis, but as a lifetime thing.

As far as golf being athletic, I would say, go try it, let's see how well you do. It's a hard game.

Dekka laughed... "Sam: you're still the leader. You're always going to be the leader. It's not something you choose: it's something you are.

In my opinion, we need to again consider the possibility of public funding of congressional elections, following the very successful experience with clean money systems in Maine and Arizona.