It is our responsibility to leave the people of the future a free hand.

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!

Be original, express who you were born to be and be happy in who you are.

The first domesticated animal was the scapegoat.

I like girls with a good sense of humour. Girls who are a lot of fun to be around.

Friends create the world anew each day. Without their loving care, courage would not suffice to keep heartsstrong for life.

Not to be mean about it, but some great rock and rollers, like Bo Diddley and Chuck Berry, are pretty one-dimensional.

If you're not electing Christians, then in essence you are going to legislate sin.

She danced the dance of flames and fire, and the dance of swords and spears; she danced the dance of stars and the dance of space, and then she danced the dance of flowers in the wind.

If I could change a single thing about my life,' she said gently, 'I would not have been so unhappy when I was young.

You won't hear from me again.

If you're a voracious reader and you write something that you want to read, odds are other people will want to read it, too.