I am an optimist. Anyone interested in the future has to be otherwise he would simply shoot himself.

The limits of the possible can only be defined by going beyond them into the impossible.

I don't believe in astrology; I'm a Sagittarius and we're skeptical.

The only way to define your limits is by going beyond them.

The greatest tragedy in mankind's entire history may be the hijacking of morality by religion.

The moon is the first milestone on the road to the stars.

I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.

Any sufficiently advanced technology is indistinguishable from magic.

There is hopeful symbolism in the fact that flags do not wave in a vacuum.

Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.

Until we get rid of religion, we won't be able to conduct the search for God.

I know who I am.

I'm not going to let you go " He was silent for a moment. "Carly " he said gently. "Remember when we were first engaged

If you just work on your craft hard, that's your only hope of doing anything worthwhile.

Companies that pollute should be taxed so that a product's cost to society is reflected in the price of that product.

I've never known anybody to achieve anything without overcoming adversity.

I hate politics. It's slimy. Any job where people pander for votes I don't like. The country has gotten so partisan that if you're not on my side, you're the enemy.

[The most important factor in making a good picture is] to know who or what you are photographing. It is not about photography; it should be about life.

I could be a jerk and get a lot more publicity, but that's not who I am.

People want to know why I do this, why I write such gross stuff. I like to tell them I have the heart of a small boy... and I keep it in a jar on my desk.

Authenticity means to be the author of your own life.