Night

“You gave too much rein to your imagination. Imagination is a good servant, and a bad master. The simplest explanation is always the most likely.”
― Agatha Christie, The Mysterious Affair at Styles

“Poirot," I said. "I have been thinking."
"An admirable exercise my friend. Continue it.”
― Agatha Christie, Peril at End House

“Hell is empty and all the devils are here.”
― William Shakespeare, The Tempest

“It is clear that the books owned the shop rather than the other way about. Everywhere they had run wild and taken possession of their habitat, breeding and multiplying, and clearly lacking any strong hand to keep them down.”
― Agatha Christie, The Clocks