One can only learn by teaching.

Time is what prevents everything from happening at once.

In any field, find the strangest thing and then explore it.

Spacetime tells matter how to move; matter tells spacetime how to curve.

We live on an island surrounded by a sea of ignorance. As our island of knowledge grows, so does the shore of our ignorance.

The universe gives birth to consciousness, and consciousness gives meaning to the universe.

We all know that the real reason universities have students is in order to educate the professors.

We are not only observers. We are participators. In some strange sense this is aparticipatory universe.

To hate is to study, to study is to understand, to understand is to appreciate, to appreciate is to love. So maybe I'll end up loving your theory.

No phenomenon is a real phenomenon until it is an observed phenomenon.

I like to think that someone will trace how the deepest thinking of India made its way to Greece and from there to the philosophy of our times

It is not great counts God blesses so much as likeness to Jesus.

There exists in man a mass of sense lying in a dormant state, and which, unless something excites it to action, will descend with him, in that condition, to the grave.

His tribe were God Almighty's gentlemen.

Advice from friends is like the weather. Some of it is good; some of it is bad.

...even the smallest of the starlings' concerns grew in importance until it seemed equal to the worries of kings.

Undoubtedly the Afghans must be, by our standards, the best-looking people in the world. They have everything; height, proportions, carriage, features and complexion.

I'm not trying to denounce the visual past. It just seems impossible to me to be able to keep making the same image that I made six years ago.

A man full of faith is simply one who has lost the capacity for clear and realistic thought.

I'm one of those cliff-hanging Catholics. I don't believe in God, but I do believe that Mary was his mother.

To die at the command of another is to die twice.