“But you can't make people listen. They have to come round in their own time, wondering what happened and why the world blew up around them. It can't last.”

“Why are they [people] more likely to listen to people who tell them they can't make changes than they are to people who tell them they can?”

“You can't make people listen to you. People only hear what they want to hear.”

“What's the world for you if you can't make it up the way you want it?”

“The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.”

“Always listen to experts. They'll tell you what can't be done, and why. Then do it.”

“So?" Bob said. "Hat up, go kill her. Problem solved."
"Bob," I said. "You can't just go around killing people."
"I know. That's why you should do it."
"No, no. I can't go around killing people, either.”

“If you can't stop the bad thoughts from coming to visit, at least you can make fun of them while they're hanging around.”

“People are always blaming circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.”

“You can't go around making plans that have you getting killed as a by-product. Eventually one of them is going to.”