"The problem with statistics is that you can prove anything with them."

"I am not an optimist. I am a realist. I believe that we must be prepared for the worst, and hope for the best."

"It is very hard to be famous and still do good work."

"I have always believed that physics should be simple and beautiful."

"The atomic bomb is a testament to the power of human intellect, but it is also a warning about the dangers of human folly."