I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.

God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.

Patience is a virtue, and I'm learning patience. It's a tough lesson.

The only true wisdom is in knowing you know nothing.

The schools ain't what they used to be and never was.

I like poems you can tack all over with a hammer and there are no hollow places.

No power and no treasure can outweigh the extension of our knowledge.

I cannot live without books.

Evil being the root of mystery, pain is the root of knowledge.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

No man's knowledge here can go beyond his experience.

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

Free the child's potential, and you will transform him into the world.

All stable processes we shall predict. All unstable processes we shall control.

Men are born ignorant, not stupid. They are made stupid by education.

I think that kids have a greater capacity for processing things than we give them credit for.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

A cynic is a man who knows the price of everything, and the value of nothing.

To educate a person in the mind but not in morals is to educate a menace to society.

Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.