Don't learn to do, but learn in doing.
A cynic is a man who knows the price of everything, and the value of nothing.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Industrialize or perish.
A little knowledge is a dangerous thing. So is a lot.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
There is nothing more awful, insulting, and depressing than banality.
Reading without reflecting is like eating without digesting.
Necessity is the mother of invention.
Courage, conviction and confidence.
Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.
Education is the kindling of a flame, not the filling of a vessel.
Most people have never learned that one of the main aims in life is to enjoy it.
Opinion is the medium between knowledge and ignorance.
The real solution lies in a world in which charity will have become unnecessary.
You can never be overdressed or overeducated.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
If I have seen further it is by standing on the shoulders of Giants.
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 activity a human being can attain is learning for understanding, because to understand is to be free.
No man's knowledge here can go beyond his experience.