The dogged determination and patience of one person to do what is Right and Necessary may not always win the day or even be noticed, but it will tip the balance just a little in the direction of good.

It's daft, locking us up," said Nanny. "I'd have had us killed.""That's because you're basically good," said Magrat. "The good are innocent and create justice. The bad are guilty, which is why they invent mercy.

Hell wasn't a major reservoir of evil, any more then Heaven, in Crowley's opinion, was a fountain of goodness; they were just sides in the great cosmic chess game. Where you found the real McCoy, the real grace and the real heart-stopping evil, was right inside the human mind.

War, Nobby. Huh! What is it good for?" he said. "Dunno, Sarge. Freeing slaves, maybe?""Absol—well, okay." "Defending yourself against a totalitarian aggressor?""All right, I'll grant you that, but—""Saving civilization from a horde of—" "It doesn't do any good in the long run is what I'm saying, Nobby, if you'd listen for five seconds together," said Fred Colon sharply. "Yeah, but in the long run, what does, Sarge?

The flip side of the coin of which Good and Evil are but one side.

What was it that Granny Weatherwax had said once? "Evil starts when you begin to treat people as things". And right now it would happen if you thought there was a thing called a father, and a thing called a mother, and a thing called a daughter, and a thing called a cottage, and told yourself that if you put them all together you had a thing called a happy family.

I think it does Discworld good if I don't write about it all the time: sometimes you have to get it out of your system.