God created man in His own image, says the Bible; philosophers reverse the process: they create God in theirs.
The deepest sin against the human mind is to believe things without evidence.
One test of the correctness of educational procedure is the happiness of the child.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
An investment in knowledge pays the best interest.
Just because I don't care doesn't mean I don't understand.
Know what you are talking about.
Don't worry that children never listen to you; worry that they are always watching you.
The first principle is that you must not fool yourself and you are the easiest person to fool.
I decided to teach because I think that any person who studies philosophy has to be involved actively.
Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.
The ability to observe without evaluating is the highest form of intelligence.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.
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.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
It is better to know how to learn than to know.
It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.
Education is a system of imposed ignorance.