""Good stories are rarely true." - Robert A. Heinlein

Take sex away from people. Make it forbidden, evil. Limit it to ritualistic breeding. Force it to back up into suppressed sadism. Then hand the people a scapegoat to hate. Let them kill a scapegoat occasionally for cathartic release. The mechanism is ages old. Tyrants used it centuries before the word "psychology" was ever invented. It works, too.

Poddy’s greatest weakness—the really soft place in her head, she’s not too stupid otherwise—is her almost total inability to grasp that some people are as bad as they are. Evil. Poddy never has understood evil. Naughtiness is about as far as her imagination reaches.

The whole principle (censorship) is wrong; it's like demanding that grown men live on skim milk because the baby can't eat steak.