This is from Freud's book, Civilization and Its Discontents (1929). Freud throws off in a footnote a rather wild speculation about the origins of the human use of fire. I'll just paraphrase most of it, but I'll directly quote a bit at the end. In primordial days, lightning would strike the branches of trees and set them ablaze in this primordial forest, and primitive people would see the branches, still burning, fall to the ground. Then usually, one or more men would step toward the branch and put out the fire with their urine stream. Freud presumes that this was very pleasant for the men who did this: a form of sexual excitation, even. Why? Well … it was apparently an Oedipal thing. The father gods in the sky had sent the fire, the men of the tribe were conquering the father gods by pissing on the fire. Aaaaaah, feels good, eh? The real Prometheus? The real hero who tamed fire for the human species? That was a man who deprived himself of this pleasure by … N...