I think that the artificial-intelligence people are making a lot of noise recently, claiming that artificial intelligence is making huge progress and we're going to be outstripped by the machines.

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.

What is equity? It is the quality of citizens of a given society to relate to each other in fairness and impartiality

Keeping your head above the water only works if the air is clean.

When the individual feels, the community reels.

I'm Fasinated by women who aren't making a great impression on people. I think there's probably something there that is more than meets the eye.

I have had my results for a long time: but I do not yet know how I am to arrive at them.

Even if I don't have the money to take vocal lessons, I'll practice in the house by myself singing out loud.

If you yell about one woman, you're not a misogynist. If I yell about Michelle Bachman, that doesn't make me a misogynist. If I compare all women to Michelle Bachman, then I'm a misogynist.

In my kids school, the married family is an anomaly which I do think is sad. I do believe in marriage.

The key to creating health is figuring out the cause of the problem and then providing the right conditions for the body and soul to thrive. It isn't taking another medication.

Firing off 1,000 or 500 or 2,000 nuclear warheads on a few minutes' consideration has always struck me as an absurd way to go to war.