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

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

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

Many much-learned men have no intelligence.

Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.

If you can't explain it simply, you don't understand it well enough.

The man who does not read good books has no advantage over the man who can't read them.

Necessity is the mother of invention.

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

Civilization is a race between disaster and education.

Education is the most powerful weapon which you can use to change the world.

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

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

Study without desire spoils the memory, and it retains nothing that it takes in.

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

My weapon is literature

Courage, conviction and confidence.

No man's knowledge here can go beyond his experience.

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

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

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