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

Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.

The highest result of education is tolerance.

Courage, conviction and confidence.

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

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

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.

Real knowledge is to know the extent of one's ignorance.

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

Books are for people who wish they were somewhere else.

The books that the world calls immoral are books that show the world its own shame.

I have no special talents. I am only passionately curious.

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

Knowledge, Action, Devotion are complementary to each other.

Reading without reflecting is like eating without digesting.

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

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.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

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.

Education is a system of imposed ignorance.

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