This is an explanation for when people do something that is different from what is thought normal or proper and totally unexpected for reasons which are completely unknown or thoroughly obscure.
Bob:- I saw John walk into the door.
Ben:- Why did he do that?
Bob:- I guess it is the perversity of the human condition.
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).