"Sometimes the most urgent and vital thing you can do is take a complete rest."

"To explain the unknown by the known is a logical procedure; to explain the known by the unknown is a form of theological lunacy."

"I don't know what's wrong with my television set. I was getting C-Span and the Home Shopping Network on the same station. I actually bought a congressman."

"It's okay for musicians not to be womanizers."

"Beauty is handed out as undemocratically as inherited peerages, and beautiful people have done nothing to deserve their astonishing reward."

"Life's real failure is when you do not realize how close you were to success when you gave up."

"There's nothing more exciting than science. You get all the fun of sitting still, being quiet, writing down numbers, paying attention. Science has it all."

"He had discovered a great law of human action, without knowing it - namely, that in order to make a man or a boy covet a thing, it is only necessary to make the thing difficult to obtain."

"Of the delights of this world, man cares most for sexual intercourse, yet he has left it out of his heaven."

"Using words to describe magic is like using a screwdriver to cut roast beef."

"Money is good for bribing yourself through the inconveniences of life."

"The generation of random numbers is too important to be left to chance."