Defining who we are and what holds us together is an ancient human impulse. Back to the earliest days of recorded human history, the stories we have told each other for centuries help to establish and maintain a sense of community. The ancient Greeks had their lists of heroes who fought at the Trojan War, the Hebrew scriptures tell of the covenant of Moses, the Kojiki tells of the creation of Japan and the establishment of the Emperors, and countless other groups of people ha