For me, it's about optimizing health. It's about lifestyle and longevity. Then you think about what vegetarian diets can do for the mass population, in terms of lower consumption of resources. When you look at the numbers, it's pretty staggering. Scott Jurek, Ultramarathon Runner - UltraRunning Magazine's North American Male Ultrarunner of the Year in 2003, 2004, 2005, and 2007, and placed second in 2006.