Evil being the root of mystery, pain is the root of knowledge.

Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is the most important.

If help and salvation are to come, they can only come from the children, for the children are the makers of men.

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

What is now proved was once only imagined.

The man who does not read good books has no advantage over the man who can't read them.

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

Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.

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

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.

Any sufficiently advanced technology is indistinguishable from magic.

The schools ain't what they used to be and never was.

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.

The task of a writer is not to solve the problem but to state the problem correctly.

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

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.

Opinion is the medium between knowledge and ignorance.

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

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.

Books are for people who wish they were somewhere else.