If the facts don't fit the theory, change the facts.
Free the child's potential, and you will transform him into the world.
Never help a child with a task at which he feels he can succeed.
In mathematics you don't understand things. You just get used to them.
A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.
The highest result of education is tolerance.
Reading is to the mind what exercise is to the body.
The first principle is that you must not fool yourself and you are the easiest person to fool.
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.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
My weapon is literature
It is better to know how to learn than to know.
A thought is an idea in transit.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
If you can't explain it simply, you don't understand it well enough.
Don't learn to do, but learn in doing.
I do not know how to teach philosophy without becoming a disturber of the peace.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.