“Greed is a bottomless pit which exhausts the person in an endless effort to satisfy the need without ever reaching satisfaction.” This quote is relatable to Edward Pierce in Michael Crichton’s The Great Train Robbery because greed is the reasoning behind why he robbed the train. Consequently, while the book never states his motive, readers can infer what his motive was based on the reasoning. Throughout The Great Train Robbery, hints such as his contacts and love of wealth show that Edward Pierce was motivated by greed when he decided to rob the train. Within the first section of the novel, Edward Pierce is already establishing himself as a master criminal based on his contacts and the jargon he institutes. When Pierce goes to visit Agar,