Be fond of the man who jests at his scars, if you like; but never believe he is being on the level with you.
“I myself believe that there will one day be time travel because when we find that something isn't forbidden by the over-arching laws of physics we usually eventually find a technological way of doing it.”
“It takes a lot of energy to be negative. You have to work at it. But smiling is painless. I'd rather spend my energy smiling.”