“They won't listen. Do you know why? Because they have certain fixed notions about the past. Any change would be blasphemy in their eyes, even if it were the truth. They don't want the truth; they want their traditions.”

“We would grow tired of it, Grandpa, if it were beautiful all the time. A little change from night to night is good for us.''For you, because you're young, Wanda. You have many, many evenings ahead of you. I don't. I want more good ones.”

“Does everyone just believe what he wants to?""As long as possible. Sometimes longer.""What about you?""You mean, am I human? Certainly. I don't believe I'm really old. I believe I'm quite attractive. I believe you seek out my company because you think I'm charming - even when you insist on turning the conversation to physics.”

“They recognize the Master, now that I have preached Truth to them. All the robots do.”

“They don't want equal time - they want all the time there is.”

“What I will be remembered for are the Foundation Trilogy and the Three Laws of Robotics. What I want to be remembered for is no one book, or no dozen books. Any single thing I have written can be paralleled or even surpassed by something someone else has done. However, my total corpus for quantity, quality and variety can be duplicated by no one else. That is what I want to be remembered for.”

“I don't believe in an afterlife, so I don't have to spend my whole life fearing hell, or fearing heaven even more. For whatever the tortures of hell, I think the boredom of heaven would be even worse.”