"I have friends in the other world. I have had very pleasant conversations with them. I am rather unorthodox in this matter."

"Hell, there are no rules here—we're trying to accomplish something."

"My mind is a receptacle for everything useful. I don't care a rap for anything else."

"I have more respect for the man who is trying to get somewhere than for the man who has gotten somewhere and is resting on his laurels."

"I don't believe in the supernatural. I believe in nature, and I believe in science."