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

It is what you read when you don't have to that determines what you will be when you can't help it.

If you're teaching today what you were teaching five years ago, either the field is dead or you are.

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

With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.

If the facts don't fit the theory, change the facts.

My weapon is literature

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

I learned very early the difference between knowing the name of something and knowing something.

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.

Science is what we have learned about how to keep from fooling ourselves.

Learning never exhausts the mind.

Investigate, educate and organize.

Education is the ability to listen to almost anything without losing your temper or your self-confidence.

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.

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.

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

Common sense is the collection of prejudices acquired by age eighteen.

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

When you know better you do better.

Reading without reflecting is like eating without digesting.