Your emotional capacity is an empty motor, and your values are the fuel with which your mind fills it. If you choose a mix of contradictions, it will clog your motor, corrode your transmission and wreck you on your first attempt to move with a machine which you, the driver, have corrupted.

I want to know that I've accomplished something. I want to feel that it had some meaning. At the last summing up, I want to be sure it wasn't all-for nothing.

The creator's concern is the conquest of nature. The parasite's concern is the conquest of men.

When one turns from reason to faith, when one rejects the absolutism of reality, one undercuts the absolutism of one's consciousness - and one's mind becomes an organ one cannot trust any longer. It becomes what the mystics claim it to be: a tool of distortion.

You don't build for the way people live, but for the way they should live. I don't write about people as they are, but as they could be and should be.

In order to deal with reality successfully - to pursue and achieve the values which his life requires - man needs self-esteem; he needs to be confident of his efficacy and worth.

The symbol of all relationships among such men, the moral symbol of respect for human beings, is the trader. We, who live by values, not by loot, are traders, both in matter and in spirit. A trader is a man who earns what he gets and does not give or take the undeserved.