"My books are not written for children, but for people."

"Adults are just obsolete children and the hell with them."

"Unless someone like you cares a whole awful lot, nothing is going to get better. It's not."

"I have heard there are troubles of more than one kind. Some come from ahead and some come from behind."

"You’re in a Slump! And you’re not feeling peppy. Your spirits will drop. Sadly, you’ll be in a slump too."