““Other times there’s a form of denial at work. Circuitous routes, extensive security checks, an ongoing internal dialogue consisting of If I were trying to get to me, how would I do it? all require a deep acceptance of the notion that there are people out there who have both the motive and the means to cut short your time on earth. This notion is innately uncomfortable for the human psyche, so much so that it produces enormous stress even for soldiers in battle. A lot of guys, the first time they come under close-range fire, they’re shocked. “Why’s he trying to kill me?” they’re asking themselves. “What did I ever do to him?””