We are lucky to live in an age in which we are still making discoveries.

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!

But I couldn’t comprehend this making friends business. My friends had always made me.

When you see your feet with no footwear, also see those with no feet.

...and in fact I've noticed that faith always seems to be less in the daytime

Of all the creative work produced by humans anywhere, a tiny fraction has continuing commercial value. For that tiny fraction, the copyright is a crucially important legal device.

Well, I wish some of you would tell me the brand of whiskey that Grant drinks. I would like to send a barrel of it to my other generals.

Governments do not govern, but merely control the machinery of government, being themselves controlled by the hidden hand.

I can't claim to be disenchanted "with the current state of fiction" because I read so little of it. My reading is mostly drawn to history.

The ancient dialogue between reason and the senses is almost always more interestingly and passionately resolved in favor of the senses.

We are more alike than unalike.

You ought to be out raising hell. This is the fighting age. Put on your fighting clothes.