The first idea the child must acquire is that of the difference between good and evil.
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
It isn't what we don't know that gives us trouble, it's what we know that ain't so.
The whole of science is nothing more than a refinement of everyday thinking.
Just because I don't care doesn't mean I don't understand.
God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
Those who fail to learn the lessons of history are doomed to repeat them.
Dare to think for yourself.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Books are as useful to a stupid person as a mirror is useful to a blind person.
I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
Industrialize or perish.
You can never learn less, you can only learn more.
It is what you read when you don't have to that determines what you will be when you can't help it.