You're very young...you haven't got to that yet. But it does come! The blessed relief when you know that you've done with it all - that you haven't g… - Agatha Christie

Heather Badcock meant no harm. She never did mean harm, but there is no doubt that people like Heather Badcock (and like my old friend Alison Wilde), are capable of doing a lot of harm because they lack - not kindness, they have kindness - but any real consideration for the way their actions may affect other people. She though always of what an action meant to her, never sparing a thought to what it might mean to somebody else.

A mother's love for her child is like nothing else in the world. It knows no law, no pity. It dares all things and crushes down remorselessly all that stands in its path.

-The Last Seance (from The Hound of Death and Other Stories, also Double Sin and Other Stories)

Oh dear, I never realized what a terrible lot of explaining one has to do in a murder!