There is just one thing I can promise you about the outer-space program - your tax-dollar will go further.

My experiences with science led me to God. They challenge science to prove the existence of God. But must we really light a candle to see the sun?

I have learned to use the word 'impossible' with the greatest caution.

Science does not have a moral dimension. It is like a knife. If you give it to a surgeon or a murderer, each will use it differently.

Basic research is what I am doing when I don't know what I am doing.

It was very successful, but it fell on the wrong planet.

The rocket worked perfectly, except for landing on the wrong planet.

It takes sixty-five thousand errors before you are qualified to make a rocket.

The best computer is a man, and it’s the only one that can be mass-produced by unskilled labor.

Don't tell me that man doesn't belong out there. Man belongs wherever he wants to go - and he'll do plenty well when he gets there.

I believe in an immortal soul. Science has proved that nothing disintegrates into nothingness. Life and soul, therefore, cannot disintegrate into nothingness, and so are immortal.

Just because your voice reaches halfway around the world doesn't mean you're any wiser than when it reached only to the end of the bar.

Any reward that is worth having only comes to the industrious. The success which is made in any walk of life is measured almost exactly by the amount of hard work that is put into it.

...the waiters carried themselves with a quiet joy, as if their entire mission in life was to make their customers feel comfortable and well tended.

I want to become a person that is frank and pure with a healthy energy, a person with an unpredictable charm who acts accordingly regardless of what clothes I'm put in.

What if you woke up this morning and had only the things you thanked God for yesterday?

I own the soft impeachment.

Gentlemen, haven't we learned anything from the music of John Lennon? All we need is love.

One of the best ways to fight poverty and to fight terrorism is to educate girls and bring women into the formal labor force.

I used to teach psychology, and I don't do that anymore. I teach spirituality. And the way that I teach now is just by listening. I listen a lot.

The speed of her tongue is not correctly calculated; the speed per second of her toungue should be slightly less than the speed per second of her thoughts -at any rate not the reverse.