"The people who govern us don't want us to be educated. They want us to be just smart enough to go to work and pay taxes."

"The greatest danger for most of us is not that our aim is too high and we miss it, but that it is too low and we reach it."

"A man can be happy with any woman as long as he does not love her."

"One of the great attractions of science is that it enables you to talk about facts without having to talk about values."

"The world is a comedy to those that think, a tragedy to those that feel."