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

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

I decided to teach because I think that any person who studies philosophy has to be involved actively.

The first principle is that you must not fool yourself and you are the easiest person to fool.

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

Many much-learned men have no intelligence.

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

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

He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.

The progressive development of man is vitally dependent on invention.

Real learning comes about when the competitive spirit has ceased.

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

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.

What sculpture is to a block of marble, education is to a human soul.

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

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

If I have seen further it is by standing on the shoulders of Giants.

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.

Knowledge becomes evil if the aim be not virtuous.

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.