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

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

I decided to teach because I think that any person who studies philosophy has to be involved actively.

The reading of all good books is like conversation with the finest men of past centuries.

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.

Free the child's potential, and you will transform him into the world.

Education is an ornament for the prosperous, a refuge for the unfortunate.

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

Knowing others is wisdom, knowing yourself is Enlightenment.

A witty saying proves nothing.

The deepest sin against the human mind is to believe things without evidence.

Industrialize or perish.

Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.

Science is not only a disciple of reason but, also, one of romance and passion.

The fullness of knowledge only comes through the awareness of ignorance.

I like poems you can tack all over with a hammer and there are no hollow places.

The only true wisdom is in knowing you know nothing.

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

Books are for people who wish they were somewhere else.

You can never be overdressed or overeducated.