If the tools are bad, nature's voice is muffled. If the tools are good, nature will give us a clear answer to a clear question.

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.

If you don't think too good, don't think too much.

You are a goddess. You are a catch. You are, like, the outcome of every self-help book ever written.

Small acts, when multiplied by millions of people, can quietly become a power no government can suppress, a power than can transform the world.

Disability is often framed, in medical terms, as the ultimate disaster and certainly as a deficit.

I just like to choose projects that will allow me as an artist to make my art.

The shower trick. Let's hear it, Kendall

I think the busiest people are often the loneliest.

Happiness is the most important thing in the world, without it, you live a life of depression.

Sometimes artists can have the same sound, but they can give you a show that makes you see it in a completely different way.

If the challenge seems a bit too overwhelming, that's the one you want. Take it on & let it pull you up.