Better know nothing than half-know many things.

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

Real knowledge is to know the extent of one's ignorance.

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

Educate the children and it won't be necessary to punish the men.

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

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

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

If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

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

The books that the world calls immoral are books that show the world its own shame.

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

It isn't what we don't know that gives us trouble, it's what we know that ain't so.

Imagination is more important than knowledge.

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

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

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.

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

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

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

Books are for people who wish they were somewhere else.