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 is now proved was once only imagined.

A little knowledge that acts is worth infinitely more than much knowledge that is idle.

The only true wisdom is in knowing you know nothing.

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

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

Study without desire spoils the memory, and it retains nothing that it takes in.

Dare to think for yourself.

Knowing is not enough; we must apply. Willing is not enough; we must do.

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

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

A little knowledge is a dangerous thing. So is a lot.

In mathematics you don't understand things. You just get used to them.

The only good is knowledge and the only evil is ignorance.

Intelligence plus character-that is the goal of true education.

The man who is fond of books is usually a man of lofty thought, and elevated opinions.

It is possible to fly without motors, but not without knowledge and skill.

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

Imagination is more important than knowledge.

I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.