Fantasy doesn't have to be fantastic. American writers in particular find this much harder to grasp. You need to have your feet on the ground as much as your head in the clouds. The cute dragon that sits on your shoulder also craps all down your back, but this makes it more interesting because it gives it an added dimension.

The short conversation that follows eventually led to a tree religion. Its tenet of faith was this: a tree that was a good tree and led a clean decent and upstanding life could be assured of a future life after death. If it was very good indeed it would eventually be reincarnated as five thousand rolls of lavatory paper.

An author writes a book, and that's the book at that point. And if the author writes the book again, then somehow something has gone wrong, if you see what I mean.

You are in favour of the common people?” said Dragon mildly. The common people?” said Vimes. “They’re nothing special. They’re no different from the rich and powerful except they’ve got no money or power. But the law should be there to balance things up a bit. So I suppose I’ve got to be on their side.

At some time in the recent past someone had decided to brighten the ancient corridors of the University by painting them, having some vague notion that Learning Should Be Fun. It hadn’t worked. It’s a fact known throughout the universes that no matter how carefully the colors are chosen, institutional decor ends up as either vomit green, unmentionable brown, nicotine yellow or surgical appliance pink. By some little-understood process of sympathetic resonance, corridors painted in those colors always smell slightly of boiled cabbage—even if no cabbage is ever cooked in the vicinity.

People's whole lives do pass in front of their eye before they die. The process is called "Living".

Noble dragons don't have friends. The nearest they can get to the idea is an enemy who is still alive.