"Well, if there's no 'war' that begins, but you say 'war begins', no one's going to buy your newspaper the next day because they'll be on to the fact that you don't know what you're talking about."

"Well, you know, you do that kind of thing when you’re young. Then you get older. I think maybe most of the elders know all about that. They see but they don’t say, because they know everybody gets old…"

"The physicist needs a facility in looking at problems from several points of view. The exact analysis of real physical problems is usually quite complicated, and any particular physical situation may …"

"One of the superstitions condemned by the Master, you will remember, is that man needs flesh for food. That IS, of course, a superstition, because there are many thousands of people who exist in perfe…"

"I do not need the musing of the philosophers to tell me what I am doing. It would be more interesting to let me know why I am doing it."