That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

Knowledge becomes evil if the aim be not virtuous.

I think that kids have a greater capacity for processing things than we give them credit for.

Industrialize or perish.

Reading without reflecting is like eating without digesting.

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

Any sufficiently advanced technology is indistinguishable from magic.

Never help a child with a task at which he feels he can succeed.

Science is not only a disciple of reason but, also, one of romance and passion.

The most savage controversies are those about matters as to which there is no good evidence either way.

I have no special talents. I am only passionately curious.

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

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

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

Just because I don't care doesn't mean I don't understand.

A cynic is a man who knows the price of everything, and the value of nothing.

To educate a person in the mind but not in morals is to educate a menace to society.

It is not enough for the teacher to love the child. She must first love and understand the universe. She must prepare herself, and truly work at it.

What is freedom of expression? Without the freedom to offend, it ceases to exist.

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

Don't learn to do, but learn in doing.