Grant Morrison
Author: Grant Morrison
Publisher: The Disinformation Company (2008)

Masturbation is only ONE of countless methods you can use to bring your mental chatter to a standstill for the split-second it takes to charge and launch a sigil. I suggest masturbation because I'm kind-hearted, because it's convenient and because it's fun for most of us. However...one does not change the universe simply by masturbating