"If your theory is found to be against the second law of theromodynamics, I give you no hope; there is nothing for it but to collapse in deepest humiliation."

"Every body continues in its state of rest or uniform motion in a straight line, except insofar as it doesn't."

"Who will observe the observers?"

"We have found a strange footprint on the shores of the unknown."

"You see, I became kind of a drop-out in science after I came back to America."

"There is nothing to belearned from history anymore. We're in science fiction now."

"I'm from the Midwest, and I loved my family. I had a very good time as a child, but I was also - I have a theory about Jews growing up in the Midwest, that there is an ultimately sort of wonderful avoidance of a lot of things, and a great acceptance of whatever is happening."

"For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring."