"That sounds like a good lecture to the class. I don't know, now, what the missing piece is, unless it's something obvious like that lying is a skill and so is noticing lies so it's not worth lying if people will notice and it's worth getting good at noticing and getting good at lying."

"That sounds like a good lecture to the class. I don't know, now, what the missing piece is, unless it's something obvious like that lying is a skill and so is noticing lies so it's not worth lying if people will notice and it's worth getting good at noticing and getting good at lying. But that doesn't actually explain rumors, which are a sort of game, really. - I'll think on it."