It's not going to be just humans colonizing space, it's going to be life moving out from the Earth, moving it into its kingdom. And the kingdom of life, of course, is going to be the universe.

You ask: what is the meaning or purpose of life? I can only answer with another question: do you think we are wise enough to read God's mind?

The greatest unsolved mysteries are the mysteries of our existence as conscious beings in a small corner of a vast universe.

If you want to have a program for moving out into the universe, you have to think in centuries not in decades.

A good scientist is a person with original ideas. A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering.

Technology must be guided and driven by ethics if it is to do more than provide new toys for the rich.

The idea that global warming is the most important problem facing the world is total nonsense and is doing a lot of harm.

Unfortunately the global warming hysteria, as I see it, is driven by politics more than by science.

In the end it is how you fight, as much as why you fight, that makes your cause good or bad.

So long as you have courage and a sense of humor, it is never too late to start life afresh.

Technology is a gift of God. After the gift of life it is perhaps the greatest of God's gifts. It is the mother of civilizations, of arts and of sciences.

Would you like to know the great drama of my life? It is that I have put my genius into my life...I have put only my talent into my works.

Seeing everything through different eyes, as I look to the sky with love in my sight, realizing what this ride does to me inside.

Become a gift in the lives of others and you will always be well received.

Natural gas is the future. It is here.

I am not an afterthought I am not an accident.

I never trust anything that can be captured in 2 takes.

A little quiet reflection will remind me that yes to God always leads in the end to joy.

We know what we should and shouldn't put in our mouths, but in those times that pull on our souls, we revert to what's emotionally comfortable.

For me I'd say... a fact that nobody knows about me is that I hate eggs, they gross me out. It's this weird thing from childhood, I don't know what it is, but I just think eggs are disgusting.

Nothing can teach you what it's like to work on a film set, and the best education there can be for an actor is to walk up the street and observe human nature.