Upon hearing via Littlewood an exposition on the theory of relativity: To think I have spent my life on absolute muck.

The good life is one inspired by love and guided by knowledge.

The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.

The time you enjoy wasting is not wasted time.

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.

Men are born ignorant, not stupid. They are made stupid by education.

An Honest politician will not be tolerated by a democracy unless he is very stupid ... because only a very stupid man can honestly share the prejudices of more than half the nation.

If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have a paradise in a few years.

We have in fact, two kinds of morality, side by side: one which we preach, but do not practice, and another which we practice, but seldom preach.

The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.

Cruel men believe in a cruel god and use their belief to excuse their cruelty. Only kindly men believe in a kindly god, and they would be kindly in any case.

Remember happiness doesn't depend upon who you are or what you have it depends solely on what you think.

The more sinful and guilty a person tends to feel, the less chance there is that he will be a happy, healthy, or law-abiding citizen. He will become a compulsive wrong-doer.

What Strauss is going through drives you nuts. If you care about your batting - which I'm sure he does - he will feel like jumping off a bridge and committing suicide

Republicans have to move to a point of greater unity.

Every person has the choice between Good and Evil. Choose Good, and stand against those who would choose Evil.

But the cure for most obstacles is, Be decisive.

You unlock the door with the key of imagination.

I find it hard to think of myself as selling books. I don't even have a Web site. I want to sit and write, not sell.

You believe what you want to believe

Excellent value relative to the week investment of time....To my mind, this is the definitive course on leadership.