Quotes from book
The Moving Finger

The Moving Finger is a detective fiction novel by British writer Agatha Christie, first published in the US by Dodd, Mead and Company in July 1942 and in UK by the Collins Crime Club in June 1943 The US edition retailed at $2.00 and the UK edition at seven shillings and sixpence .The Burtons, brother and sister, arrive in a small village, soon receiving an anonymous letter accusing them of being lovers, not siblings. They are not the only ones in the village to receive such letters. A prominent resident is found dead with one such letter found next to her. This novel features the elderly detective Miss Marple in a relatively minor role, "a little old lady sleuth who doesn't seem to do much". She enters the story after the police have failed to solve the crime in the final quarter of the book, and in a handful of scenes.

““It makes her rather alarming,” I said.
“Sincerity has that effect,” said Miss Marple.”
The Moving Finger (1942)

“To commit a successful murder must be very much like bringing off a conjuring trick.”
The Moving Finger (1942)