Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

If you want the present to be different from the past, study the past.

One test of the correctness of educational procedure is the happiness of the child.

Dare to think for yourself.

Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.

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

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.

Education is a system of imposed ignorance.

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

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

The great difficulty in education is to get experience out of ideas.

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

It is beyond a doubt that all our knowledge begins with experience.

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

Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.

If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

Make it a rule never to give a child a book you would not read yourself.

The ability to observe without evaluating is the highest form of intelligence.

Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.

It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.