An investment in knowledge pays the best interest.

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

I have no special talents. I am only passionately curious.

The white man is very clever. He came quietly and peaceably with his religion. We were amused at his foolishness and allowed him to stay. Now he has won our brothers, and our clan can no longer act like one. He has put a knife on the things that held us together and we have fallen apart.

Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.

Don't learn to do, but learn in doing.

A witty saying proves nothing.

Knowing others is wisdom, knowing yourself is Enlightenment.

Educate the children and it won't be necessary to punish the men.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

Opinion is the medium between knowledge and ignorance.

There is nothing more awful, insulting, and depressing than banality.

What is now proved was once only imagined.

Books are for people who wish they were somewhere else.

Show me a family of readers, and I will show you the people who move the world.

Civilization is a race between disaster and education.

We could never learn to be brave and patient, if there were only joy in the world

There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.

Education is an ornament for the prosperous, a refuge for the unfortunate.

The progressive development of man is vitally dependent on invention.

The whole of science is nothing more than a refinement of everyday thinking.