Richard Phillips Feynman

"I was born not knowing and have only had a little time to change that here and there. "

"If you thought that science was certain - well, that is just an error on your part. "

"The first principle is that you must not fool yourself -- and you are the easiest person to fool. "

"The theoretical broadening which comes from having many humanities subjects on the campus is offset by the general dopiness of the people who study these things... "