Nothing in science has any value if it is not communicated.

All children are curious, I think, but not all adults are.

Freedom breeds freedom. Nothing else does.

Nothing in science has any value to society if it is not communicated, and scientists are beginning to learn their social obligations.

a good part of the trick to being a first-rate scientist is in asking the right questions or asking them in ways that make it possible to find answers.

Freedom, like charity, begins at home.

You would never know what you are truly capable of achieving, until you stop settling for what is easy.

Classical music requires an immense amount of concentration, and I don't know if I would've been that committed to that particular life.

There was a time when Patience ceased to be a virtue. It was long ago.

If someone loves you, they can fall out of love with you but they're probably going to keep fearing you. That's where we are with [Donald] Trump.

The true use of art is, first, to cultivate the artist's own spiritual nature.

Trade and commerce, if they were not made of Indian rubber, would never manage to bounce over the obstacles which legislators are continually putting in their way.

I will start out this evening with an assertion: fantasy is a place where it rains.

Morality, when vigorously alive, sees farther than intellect, and provides unconsciously for intellectual difficulties.

Americans are genuinely and profoundly anti-intellectual. They are especially so in their pleasure-seeking, which is epically banal.

In completing one discovery we never fail to get an imperfect knowledge of others of which we could have no idea before, so that we cannot solve one doubt without creating several new ones.