“The demon coughed nervously. Demons do not breathe; however, every intelligent being, whether it breathes or not, coughs nervously at some time in its life. And this was one of them as far as the demon was concerned.”

“Every intelligent being, whether it breathes or not, coughs nervously at some time in its life.”

“The fact was that, as droves of demon kings had noticed, there was a limit to what you could do to a soul with, e.g., red-hot tweezers, because even fairly evil and corrupt souls were bright enough to realize that since they didn't have the concomitant body and nerve endings attached to them there was no real reason, other than force of habit, why they should suffer excruciating agony. So they didn't. Demons went on doing it anyway, because numb and mindless stupidity is part of what being a demon is all about, but since no one was suffering they didn't enjoy it much either and the whole thing was pointless. Centuries and centuries of pointlessness.”

“He was trying to conjure up a succubus." It should be impossible to leer when all you've got is a beak, but the parrot managed it. "That's a female demon what comes in the night and makes mad passionate wossn-""I've heard of them," said Rincewind. "Bloody dangerous things."The parrot put its head on one side. "It never worked. All he ever got was a neuralger.""What's that?""It's a demon that comes and has a headache at you.”

“Hell needed horribly bright, self-centered people like Eric. They were much better at being nasty than demons could ever manage”

“Astfgl peered around through the swirling gas clouds. At least he was in the right place. The whole point about the end of the universe was that you couldn’t go past it accidentally.The last few embers winked out. Time and space collided silently, and collapsed.Astfgl coughed. It can get so very lonely, when you’re twenty million light-years from home.“Anyone there?” he said.YES.The voice was right by his ear. Even demon kings can shiver.“Apart from you, I mean,” he said. “Have you seen anybody?”YES.“Who?”EVERYONE.Astfgl sighed. “I mean anyone recently.”IT’S BEEN VERY QUIET, said Death.”

“It was one of those problematic occasions with long silences, sporadic coughs, and people saying isolated things like, "Well, isn't this nice.”