There are theoretical physicists who imagine, deduce, and guess at new laws, but do not experiment; and then there are experimental physicists who experiment, imagine, deduce, and guess.

If you think you understand quantum mechanics, you don't understand quantum mechanics.

Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them on.

It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.

If you can't explain something to a first year student, then you haven't really understood .

God was invented to explain mystery. God is always invented to explain those things that you do not understand.

Nature uses only the longest threads to weave her patterns, so that each small piece of her fabric reveals the organization of the entire tapestry.

My rule is, when you are unhappy, think about it. But when you're happy, don't. Why spoil it? You're probably happy for some ridiculous reason and you'd just spoil it to know it.

Religion is a culture of faith; science is a culture of doubt.

The only way to deep happiness is to do something you love to the best of your ability

Einstein was a giant. His head was in the clouds, but his feet were on the ground. But those of us who are not that tall have to choose!

Richness does not come from wealth or splendor, but from an appreciation of those things that you cannot buy.

Poetry is an extra hand. It can caress or tickle. It can clench and fight.

The sense of wonder, that is our sixth sense.

English football has just had a transfer window imposed for the first time, so it will be interesting to see how managers cope with the squads they have until it re-opens.

The only one that cares about my tax returns are the reporters, OK? They're the only who ask.

I just appreciate what Andre 3000 has done musically - just the bravery. I think Andre 3000 may be one of the bravest artists in rap music.

I like writing for children. It seems to me that most people underestimate their understanding and the strength of their feelings and in my books for them I try to put this right.

I get tired of myself pretty fast. So I can't imagine other people don't get tired of me.

Les Miles looks like the mad science genius.

Except in this ignorant and material century, men have always worn precious stuffs and beautiful colours as well as women.