It's the person who would sell his soul for a nickel, who is loudest in proclaiming his hatred of money.

Let me give you a tip on a clue to men's characters: the man who damns money has obtained it dishonorably; the man who respects it has earned it.

Self-esteem is reliance on ones power to think.

You can avoid reality, but you cannot avoid the consequences of avoiding reality.

Force and mind are opposites; morality ends where a gun begins.

To fear to face an issue is to believe that the worst is true.

It is too early to feel fear of the future when one is under 30, and too late after that. What I mean is that one must never allow fear to become one's permanent sense of life. The important thing is to prepare yourself intellectually to deal with whatever circumstances you may encounter, which requires that you define your values fully, clearly and rationally -- and never betray them.