Preston, I don't think this creature could ever find its way into your head. Quite apart from anything else, it seems pretty crowded and complicated to me.

There’s no point in believing in things that exist.

Plot exposition that can be gently wound out by the authorial voice and internal monologue of a character in the length of a page has to be delivered in a matter of seconds on the stage.

Some people are confident because they are fools. Leonard had the look of someone who was confident because, so far, he'd never found a reason not to be.

You take a bunch of people who don't seem any different from you and me, but when you add them all together you get this sort of huge raving maniac with national borders and an anthem.

Granny Weatherwax was not lost. She wasn't the kind of person who ever became lost. It was just that, at the moment, while she knew exactly where SHE was, she didn't know the position of anywhere else.

Unseen University was much bigger on the inside. Thousands of years as the leading establishment of practical magic in a world where dimensions were largely a matter of chance in any case had left it bulging in places where it shouldn't have places. There were rooms containing rooms which, if you entered them, turned out to contain the room you'd started with, which can be a problem if you are in a conga line.