Some of my friends like to keep science and religion together, but I certainly like to keep them separate.

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.

Don't underestimate the power of humor and the ability to laugh at yourself to deliver peace and serenity.

Sachin plays not only to be remembered but also to be repeated.

And men who do not expect to receive mercy eventually lose their inclination to grant it.

I'm my age and I feel glorious.

Twitter and Facebook and all of this stuff is, to me, I mean it's, for some reason - I'm probably not the youngest person using it. But for some reason, it works very well. I'm setting records.

All truth has to be expressed in sentences... the type of sentence in nature is a flash of lightning.

Time could truly be made to stand still. Texture could be retained despite sudden violent movement.

No one gets out of the game of life alive. You either die in the bleachers, or on the field. So, you might as well play out on the field, and go for it.

System administration is where theory meets practice with a vengeance.

Our destiny is to become what we think, to have our thoughts become our bodies and our bodies become our thoughts.