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

Science may be described as the art of systematic oversimplification.

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.

My point is, that if I'm honest, my life is all about me.

A path well traveled may still yield secrets that only one person may discover.

I keep busy. That was my nickname in college, 'Iron to the Fire.' I like to keep several things going at once.

I like to believe that my best hits border on felonious assault.

Buy on the cannons and sell on the trumpets.

We're all always acting. You need to be able to sit in silence and not beat up on yourself. It's hard to say to yourself, 'You are human. Welcome to the human race.'

'Alias' was very action-packed. 'G.I. Joe' and 'Conan' were very action-packed. It's been established that I can do action, which is great, but now I may just want to make out with a really hot guy.

Mum used to hide love letters from my boyfriends and put me down. Now I understand that she was a Polish immigrant forced to settle in Chicago. She was jealous of the freedom life gave me.

If religion comprises rules you follow, faith is demonstrated by the actions you take.

A good education teaches you how to ask a question. It’s knowing what you don’t know; the skills of critical thought.