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

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

Books are for people who wish they were somewhere else.

Investigate, educate and organize.

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

The first idea the child must acquire is that of the difference between good and evil.

I cannot teach anybody anything. I can only make them think

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

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

If there were no bad people, there would be no good lawyers.

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

Human behavior flows from three main sources: desire, emotion, and knowledge

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

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion

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

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

A child miseducated is a child lost.

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

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

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

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