A mystery is solved with a story.

I was in a pharmacy and I saw the warnings on the backs of poisonous substances, and I thought, "Well, that's what I can do." So I wrote a list of ingredients in the book, and warnings that they shouldn't consume those ingredients. The editor and the publisher thought that it was a great way to go in terms of reverse psychology, but it honestly hadn't occurred to me that it was reverse psychology. I just thought that it was sort of an honest assessment making clear that if you were timid or easily disturbed, you could turn away.

If you are trying to fool a farsighted or dimwitted person, a veiled facial disguise might be enough.

Wicked people never have time for reading. It's one of the reasons for their wickedness.

The expression 'Those who can't do, teach' is a curious one, because if you look at the world , you'll see that teachers aren't particularly worse at doing things than anyone else, so perhaps the expression might be better worded as 'nobody can do anything

Frustration is an interesting emotional state, because it tends to bring out the worst in whoever is frustrated.

All his life, Klaus had believed that if you read enough books, you could solve any problem, but now he wasn't so sure.