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 former British Army officer, first meets Poirot during Poirot's years as a police officer in Belgium and almost immediately after they both arrive in England. He becomes Poirot's lifelong friend and appears in many cases. Poirot regards Hastings as a poor private detective, not particularly intelligent, yet helpful in his way of being fooled by the criminal or seeing things the way the average man would see them and for his tendency to unknowingly "stumble" onto the truth. Hastings marries and has four children – two sons and two daughters. As a loyal, albeit somewhat naïve companion, Hastings is to