If a cluttered desk is a sign of a cluttered mind, of what,... - Albert Einstein

"The word 'God' is for me nothing more than the expression and product of human weaknesses, the Bible a collection of honorable, but still primitive legends which are nevertheless pretty childish. No interpretation, no matter how subtle, can (for me) change this."

"No, this trick won't work... How on earth are you ever going to explain in terms of chemistry and physics so important a biological phenomenon as first love?"

"Try not to become a man of success. Rather become a man of value."

"If the facts don't fit the theory, change the facts."

"It is the supreme art of the teacher to awaken joy in creative expression and knowledge."