When I stepped on the mat, I was a freshman in college. I had a Rickson Gracie poster on my dorm room wall. Justin Timberlake had just brought sexy back. The Ultimate Fighter was a breakout hit, and everyone was debating who would win, Matt Hughes or Royce Gracie?More than a decade later, a great deal has changed in the world, the sport, and in me. I have officially spent more time training jiu...