More from Agatha Christie
- An Autobiography (1977), Part III: Growing Up, §II
- The Mysterious Affair at Styles (1920), Hercule Poirot
- The Mystery of the Blue Train (1928), Hercule Poirot
People/Agatha Christie/Quote

The impossible cannot have happened, therefore the impossible must be possible in spite of appearances.
Murder on the Orient Express (1934), Hercule Poirot
Quote and source from Wikiquote, CC BY-SA 4.0