If all of this, all the life of a stream of water, can be nothing but a pile of atoms, how much more is possible?

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!

The cemetery is an open space among the ruins, covered in winter with violets and daisies. It might make one in love with death, to think that one should be buried in so sweet a place.

its amazing thought of love with a specific person, how can creates a storm to touch .

A great teacher never strives to explain his vision. He simply invites you to stand beside him and see for yourself.

In that moment, the machinery of the world lined up. Somewhere a clock struck midnight, and Hugo's future seemed to fall perfectly into place.

Only in a novel are all things given full play.

Human it is to have compassion on the unhappy.

There is a neurologist, a woman over at Harvard who wanted me to come talk to them, and in France I have a lot of readers in the sciences. I can't tell you why.

We in this country have to make up our minds -- -- we can not have it both ways: we cannot be both drug-free and free.

Whatever shall we do in that remote spot? Well, we will write our memoirs. Work is the scythe of time.

Do not lower your goals to the level of your abilities. Instead, raise your abilities to the height of your goals.