And what do you really do? asked Tiffany. The thin witch hesitatied for a moment, and then: We look to ... the edges, said Mistress Weatherwax. There's a lot of edges, more than people know. Between life and death, this world and the next, night and day, right and wrong ... an' they need watchin'. We watch 'em, we guard the sum of things. And we never ask for any reward. That's important.

The bravest person I've ever met was a young boy going through massive amounts of treatment for a very rare, complex and unpleasant disease. I last saw him at a Discworld convention, where he chose to take part in a game as an assassin. He died not long afterwards, and I wish I had his fortitude and sense of style.

The trouble with life was that you didn’t get a chance to practice before doing it for real.

(About a cookbook...) - What about this one? Maids of Honor? - Weeelll, they starts OUT as Maids of Honor...but they ends up Tarts.

You had to deal every day with people who were foolish and lazy and untruthful and downright unpleasant, and you could certainly end up thinking that the world would be considerably improved if you gave them a slap.

Albert grunted. "Do you know what happens to lads who ask too many questions?" Mort thought for a moment. "No," he said eventually, "what?" There was silence. Then Albert straightened up and said, "Damned if I know. Probably they get answers, and serve 'em right.

Take the universe and grind it down to the finest powder and sieve it through the finest sieve and then show me one atom of justice, one molecule of mercy. and yet... and yet you act as if there is some ideal order in the world, as if there is some... some rightness in the universe by which it may be judged.