Experimenters don’t come in late—they never went home.

Theorists write all the popular books on science: Heinz Pagels, Frank Wilczek, Stephen Hawking, Richard Feynman, et al. And why not? They have all that spare time.

Physics isn't a religion. If it were, we'd have a much easier time raising money.

The physicists defer only to mathematicians, and the mathematicians defer only to God.

I sometimes think about the tower at Pisa as the first particle accelerator, a (nearly) vertical linear accelerator that Galileo used in his studies.

Those who do not stop asking silly questions become scientists.

We hope to explain the entire universe in a single, simple formula that you can wear on your T-shirt.

Science should have no less lofty a goal. My ambition is to live to see all of physics reduced to a formula so elegant and simple that it will fit easily on the front of a T-shirt.

My children have often asked me why I never received a Nobel Prize. I used to tell them it was because the Nobel committee couldn’t make up its mind which of my projects to recognize.

I'm so old I can remember when the Dead Sea was only sick.

One of the major ingredients for professional success in science is luck. Without this, forget it.

Natural Sciences are all about fascinating causality.

Our ancestors wholeheartedly sacrificed their lives to fight against tyranny, and we are allowing that very same tyranny to exist! Let us open our eyes!

Embrace life with hopeful attitude.

Your test is to forgive those who have hurt you, when you pass your test you will see your breakthrough

The truth is often a big, scary wall, no less massive and haunting even after you find a way around it.

Whatever is not nailed down is mine. Whatever I can pry loose is not nailed down.

Sometimes I feel as if we are all trapped in a movie. We know our lines, where to walk, how to act, only there is no camera. Yet, we can't break out of the movie. And it's a bad one.

When I was a little kid I thought like a little kid, but now I'm five I know everything

The canker has so eaten into the society that in many cases the only meaning of education is a knowledge of English.

Success is not measured by what you do compared to what somebody else does. Success is measured by what you do compared to what you are capable of doing.