Science may be described as the art of systematic oversimplification.

Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve.

No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.

While differing widely in the various little bits we know, in our infinite ignorance we are all equal.

It is complete nihilism to propose laying down arms in a world where atom bombs are around. It is very simple: there is no way of achieving peace other than with weapons.

No book can ever be finished. While working on it we learn just enough to find it immature the moment we turn away from it

What we need and what we want is to moralize politics, not to politicize morals.

Denying realism amounts to megalomania.

Always remember that it is impossible to speak in such a way that you cannot be misunderstood: there will always be some who misunderstand you.

We can all participate in the heritage of man. We all can help to preserve it. And we can all make our own modest contribution to it.We must not as for more.

To dream is to starve doubt, feed hope.

None of us knows how we will cope with snakes until the moment arises, and then most of us find out that we do not do it very well.

I did write a letter to the archdiocese who'd banned the song, Only the Good Die Young, asking them to ban my next record.

No problem is too big to run away from.

You saw his weakness, and he will never forgive you.

When I did 'Boyz N The Hood', I never thought how we grew up in South Central was interesting enough for a movie.

It is not acceptable that European Union countries are divided into those who give and those who take.

Who, under pressing temptations to lie, adheres to truth, nor to the profane betrays aught of a sacred trust, is near the summit of wisdom and virtue.

The last thing I want to do is pastor a church Jesus ain't at.

Enjoy your magic moment today. As it will not be here tomorrow.