Everyone has a “defining moment” in their life.For me, that defining moment came one day when I noticed an old Piper Cub parked in a hangar adjacent to a run-down country gasoline station in Lake Geneva, Wis. I was sitting in my old Mustang while the attendant pumped the gas (the good old days), and I happened to turn my head and spotted the plane.I was 21 at the time and headed nowhere. I had dropped out of college and was working a dead-end job at the Playboy Club, working on the golf course in the summer and the ski ...