I mean, the biggest proof is him changing his mind and promising he will no longer be a dick towards people (at least not directly).

Also, destroying the world because it saddens you how people turned out, when you know everything (including how people will turn out) is just dumb storytelling.

But at least I have a concise guide on how to deal with slaves. And when I get horny, I can read that bit about the prostitute sleeping with men with donkey-sized dicks. Or the two chicks raping their dad, that's a fun one.