It is beyond a doubt that all our knowledge begins with experience.

Reading is to the mind what exercise is to the body.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

Any sufficiently advanced technology is indistinguishable from magic.

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.

Imagination is more important than knowledge.

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

Science is what we have learned about how to keep from fooling ourselves.

Knowledge becomes evil if the aim be not virtuous.

To every action there is always an equal and opposite or contrary, reaction

I am a part of everything that I have read.

The only true wisdom is in knowing you know nothing.

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

Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.

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

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

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

Opinion is the medium between knowledge and ignorance.

A witty saying proves nothing.

Books are for people who wish they were somewhere else.

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