A thought is an idea in transit.
Science is not only a disciple of reason but, also, one of romance and passion.
There is nothing more awful, insulting, and depressing than banality.
Industrialize or perish.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
Just because I don't care doesn't mean I don't understand.
Study without desire spoils the memory, and it retains nothing that it takes in.
The secret of life is not enjoyment but education through experience.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
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.
The books that the world calls immoral are books that show the world its own shame.
The first principle is that you must not fool yourself and you are the easiest person to fool.
The whole of science is nothing more than a refinement of everyday thinking.
Patience is a virtue, and I'm learning patience. It's a tough lesson.
We could never learn to be brave and patient, if there were only joy in the world
Intelligence plus character-that is the goal of true education.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
Science is what we have learned about how to keep from fooling ourselves.
The progressive development of man is vitally dependent on invention.
Investigate, educate and organize.
Learning never exhausts the mind.