"I hate mirrors," muttered the Duc. — Terry Pratchett

Death put down his drink and stepped forward.

Granny stepped forward, her eyes two sapphires of bitterness. "I'm goin' to give you the hidin' our Mam never gave you, Lily Weatherwax. Not with magic, not with headology, not with a stick like our Dad had, aye, and he used a fair bit as I recall—but with skin. And not because you was the bad one. Not because you meddled with stories. Everyone has a path they got to tread. But because, and I wants you to understand this prop'ly, after you went I had to be the good one. You had all the fun. An' there's no way I can make you pay for that, Lily, but I'm surely goin' to give it a try..."

You can't go around building a better world for people. Only people can build a better world for people. Otherwise it's just a cage. (p. 305)