Know what you are talking about.

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

A thought is an idea in transit.

My weapon is literature

For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.

In order to stave off covetouness, greed, and spite, citizens world over must be educated.

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

Education is the kindling of a flame, not the filling of a vessel.

Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.

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

Books are as useful to a stupid person as a mirror is useful to a blind person.

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

Better know nothing than half-know many things.

Industrialize or perish.

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

It is better to know how to learn than to know.

Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.

Books are for people who wish they were somewhere else.

If I have seen further it is by standing on the shoulders of Giants.

The progressive development of man is vitally dependent on invention.

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