“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 choose up sides on a round world.”

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

“If a man can't put his arms around his sons and help them, then what's the world coming to?”

“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.”