"I detest politics, to be honest with you. It's a cesspool. And I don't think I would fare well in that cesspool because I don't believe in political correctness and I certainly don't believe in dishonesty."

"The mind controls so much of the body. We are much more than flesh and blood we are complex systems. Patients do better when they have faith that they're going to do better. That's why I always tell my patients and their families not to neglect their prayers. There's nobody I don't say that to."

"You can't allow the forces of political correction to shut you up. I mean, why are people afraid to say, 'Merry Christmas?' Give me a break. If people don't like it, yeah, they can go do something else."

"Illogical thinkers throw names and slurs around because they have no arguments with which to rebut their opponents. Rational people have to keep hammering their points home."

"Only when a man will not do some things is he capable of doing great things."

"It is no good getting furious if you get stuck. What I do is keep thinking about the problem but work on something else. Sometimes it is years before I see the way forward. In the case of information loss and black holes, it was 29 years."

"Do not follow vain desires for verily he who prospers is preserved from lust, greed and anger."

"I don't think of myself as a role model. I do try to live in a compassionate, considerate and positive way. The only advice I can offer is to find what you love to do, find the joy in it, and express yourself through your passion."