The basis of action on love, the brotherhood of all men, the value of the individual... the humility of the spirit.

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!

I think the key to happiness is allowing ourselves to not feel bad or guilty for feeling it, and letting it be contagious. And to not be dependent on other people to create your own happiness.

Shadows sometimes people don't see shadows. The Chinese of course never paint them in pictures, oriental art never deals with shadow. But I noticed these shadows and I knew it meant it was sunny.

Put all our pride away, always find a gentle word to say, you know we shouldn't be full of ourselves when we should be full of humility .

I just feel that art is more important than ever, that art is something that can unify us, that can make America stronger.

I could never make a joke about somebody unless I could say it to their face and they'd laugh.

I didn't feel anything [frustraiting]. I just kept working 110 or 120 nights a year.

We are always looking into the future, but we see only the past.

What 'multiculturalism' boils down to is that you can praise any culture in the world except Western culture - and you cannot blame any culture in the world except Western culture.

The liquor of statecraft is distilled from the mash you got.