Science is a process for learning about nature in which competing ideas about how the world works are measured against observations.

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!

Somehow he had catapulted himself beyond the world's value system. But this very fact lay upon him an awesome responsibility to maintain the illusions of other men.

You carry the weight of the preternatural world on those big shoulders of yours. But your heart is even bigger, and the burden you harbor there heavier.

Loneliness is my worst enemy, but in the end he's usually my only real friend.

Jean Paul Sartre says in "No Exit" that hell is other people. Well, our task in life is to make it heaven. Or at least earth.

Sure, as long as he ties a 56 lb. weight to each leg.

Harrison Ford may be getting old, but he can fight like a 28 year old man.

There is something about street dogs, about rescues; they have this knowing sense about them.

Don't accept that others know you better than you know yourself.

Set the troops to their tasks without imparting your designs.

Many strokes, though with a little axe, hew down and fell the hardest-timber'd oak.