Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Seek knowledge from the cradle to the grave.
Human behavior flows from three main sources: desire, emotion, and knowledge
The task of a writer is not to solve the problem but to state the problem correctly.
Don't worry that children never listen to you; worry that they are always watching you.
The first idea the child must acquire is that of the difference between good and evil.
There is nothing more awful, insulting, and depressing than banality.
In mathematics you don't understand things. You just get used to them.
Books are for people who wish they were somewhere else.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
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.
Evil being the root of mystery, pain is the root of knowledge.
My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.
The highest result of education is tolerance.
Men are born ignorant, not stupid. They are made stupid by education.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
I like poems you can tack all over with a hammer and there are no hollow places.
There is no authority who decides what is a good idea.
When you know better you do better.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.