If I had been married earlier in life, I wouldn't have seen the double helix. I would have been taking care of the kids on Saturday. On the other hand, I was lonely a lot of the time.

Today, the theory of evolution is an accepted fact for everyone but a fundamentalist minority, whose objections are based not on reasoning but on doctrinaire adherence to religious principles.

Science moves with the spirit of an adventure characterized both by youthful arrogance and by the belief that the truth, once found, would be simple as well as pretty.

Knowing "why" (an idea) is more important than learning "what" (the fact).

It's necessary to be slightly underemployed if you are to do something significant.

No one may have the guts to say this, but if we could make better human beings by knowing how to add genes, why shouldn't we?

We're not all equal, it's simply not true. That isn't science.

Whenever you interview fat people, you feel bad, because you know you're not going to hire them.

Our goal should be to understand our differences.

The way to do great science is to stay away from subjects that are overpopulated, and go to the frontiers.

Never be the brightest person in the room.

beneath the pain of your fears, wild and ready, lives your truth, the essence of your singular beauty, hoping, waiting for you to set it free.

I'm like old wine. They don't bring me out very often - but I'm well preserved.

Adolescence: A stage between infancy and adultery.

Sleep is for squares.

I started rapping since, like, 14. But I've been obsessed with rap from when I was 11. I heard 'Baby Don't Cry,' I'll never forget.

I can't think of anything when I'm depressed. I just want to be alone.

When I was young I longed to write a great novel that should win me fame. Now that I am getting old my first book is written to amuse children.

For the state of our union to be strong, we need to place value in Americans.

Recovery is about purpose and meaning in life, not “sobriety” and meetings.

The only rational liberty is that which is born of subjection, reared in the fear of God and the love of man.