"I readily admit that I have been a crank in my life."

"My success is due to the fact that I never went to school and was never forced to learn anything but what I wanted to know."

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

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