Dare to think for yourself.

Better know nothing than half-know many things.

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.

The real solution lies in a world in which charity will have become unnecessary.

Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.

Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is the most important.

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

I am indebted to my father for living, but to my teacher for living well.

Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.

Knowing is not enough; we must apply. Willing is not enough; we must do.

The man who does not read good books has no advantage over the man who can't read them.

You can never learn less, you can only learn more.

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

The deepest sin against the human mind is to believe things without evidence.

I am so clever that sometimes I don't understand a single word of what I am saying.

The more I read, the more I acquire, the more certain I am that I know nothing.

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

Don't worry that children never listen to you; worry that they are always watching you.

What is now proved was once only imagined.

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

The task of a writer is not to solve the problem but to state the problem correctly.