About weak points [of the Origin] I agree. The eye to this day gives me a cold shudder, but when I think of the fine known gradations, my reason tells me I ought to conquer the cold shudder.

The love for all living creatures is the most noble attribute of man.

A man who dares to waste one hour of time has not discovered the value of life.

The world will not be inherited by the strongest, it will be inherited by those most able to change.

Nothing exists for itself alone, but only in relation to other forms of life

Building a better mousetrap merely results in smarter mice.

A mathematician is a blind man in a dark room looking for a black cat which isn't there.

An American monkey, after getting drunk on brandy, would never touch it again, and thus is much wiser than most men.

It is not the biggest, the brightest or the best that will survive, but those who adapt the quickest.

We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to be created at once by special act.

What a book a devil's chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature!

Without passion and satisfaction, there is nothing to make happiness last.

I am a man of peace God knows how I love peace but I hope I shall never be such a coward as to mistake oppression for peace.

Some men are alive simply because it is against the law to kill them.

We are living in a multicultural society. Our role as leaders is to enable grappling with this situation, even when multiculturalism is difficult.

I don't really consider myself one of those actors who takes his work home with him.

This kind of war, you've gotta believe in what you're fighting for.

Compassion is not feeling sorry for others. It's not soft. It requires an intellectual effort.

Fun. I'm not the kind of guy kids picked on in school, but I've seen it happen. I've never really given much thought to being cool. I don't really think about it one way or the other.

Writers tell more truths, and more lies, than most.

Verification and diplomacy, used in conjunction, can be effective,.