[John Wheeler] rejuvenated general relativity; he made it an experimental subject and took it away from the mathematicians

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.

...life is a continual process of learning, working hard, rising up, and then being humbled. Sliding over, then sliding over again. And again.

If you choose not to decide you still have made a choice.

Being a father to my family and a husband is to me much more important than what I did in the business.

Explaining that I'm faced with a choice between being with the love of my life, or saving four lives that were never meant to end.

Usability rules the web. Simply stated, if the customer can't find a product, then he or she will not buy it.

To choose one's victims, to prepare one's plan minutely, to slake an implacable vengeance, and then to go to bed... There is nothing sweeter in the world.

The fight against HIV/AIDS requires leadership from all parts of government - and it needs to go right to the top. AIDS is far more than a health crisis. It is a threat to development itself.

We set up the promised clinic for the sick and wounded Masai.

Certainly, it's very easy to fall in love with cash. If you're going to make all your decisions based on cash, you're going to have a pretty naffy career.

Such is life and life is such and after all it isn't much. First a cradle. Then a hearse. It might have been better, but it could have been worse.