When I'm not a test pilot flying for the U.S. Air Force, I can be found risking my life in other ways. Skydiving. No problem. Bungee jumping off a bridge. Like a pro.Paragliding in Switzerland. Time of my life. Zorbing in New Zealand. Fun as hell. You see...all these life-risking adventures are not just a hobby for me, not just a way to pass the time. I need the adrenaline rush like I need my next breath. I'm addicted to it. It's the only thing that...