" I’ve never quite understood the idea of killing someone who upsets you. They can’t be sorry once they’re dead. And even at the moment of their death they might not know it was you who killed them, or why. Far better to ruin them, to make their lives a misery.’ ‘Remind me never to upset you,’ she said. "
― T.E. Kinsey , A Picture of Murder (Lady Hardcastle Mysteries, #4)