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

If there were no bad people, there would be no good lawyers.

The first idea the child must acquire is that of the difference between good and evil.

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.

Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.

Human behavior flows from three main sources: desire, emotion, and knowledge

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

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

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

If you're teaching today what you were teaching five years ago, either the field is dead or you are.

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

Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.

Real learning comes about when the competitive spirit has ceased.

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

Patience is a virtue, and I'm learning patience. It's a tough lesson.

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

What sculpture is to a block of marble, education is to a human soul.

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.

Knowing others is wisdom, knowing yourself is Enlightenment.

God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.

What is now proved was once only imagined.