Hercule Poirot sort of obsessive-compulsive" in Poirot. As mentioned in "Curtain" and "The Clocks", he is fond of classical music, particularly Mozart and Bach. In "The Mysterious Affair at Styles", Poirot operates as a fairly conventional, clue-based and logical detective; reflected in his vocabulary by two common phrases: his use of "the little grey cells" and "order and method". Hastings is irritated by the fact that Poirot sometimes conceals important details of his plans, as in "The Big Four". In this novel, Hastings is kept in the dark throughout the climax. This aspect of Poirot is less evident in the later novels,
Hercule Poirot man himself, as otherwise he would have continued his actions and never been officially convicted, as he did not legally do anything wrong. It is revealed at the end of "Curtain" that he fakes his need for a wheelchair to fool people into believing that he is suffering from arthritis, to give the impression that he is more infirm than he is. His last recorded words are ""Cher ami!"", spoken to Hastings as the Captain left his room. (The TV adaptation adds that as Poirot is dying alone, he whispers out his final prayer to God in these words: "Forgive