In John Knowle’s A Separate Peace, symbols are used to develop and advance the themes of the novel. One theme is the lack of an awareness of the real world among the students who attend the Devon Academy. The war is a symbol of the "real world", from which the boys exclude themselves. It is as if the boys are in their own little world or bubble secluded from the outside world and everyone else. Along with their friends, Gene and Finny play games and joke about the war instead of taking it seriously and preparing for it. Finny organizes the Winter Carnival, invents the game of Blitz Ball, and encourages his friends to have a snowball fight. When Gene looks back on that day of the Winter