It's a hard, simple calculus: Run until you can't run anymore. Then run some more. Find a new source of energy and will. Then run even faster.

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.

Fear is what makes you come alive, the lure of the unknown - can I do this? - thats where the growth comes from, the pain. I dont remember the running effortlessly; I remember the hard times; adversity breathes transformation.

Overcoming the difficulties of an ultramarathon reminds me that I can overcome the difficulties of life

Sometimes the road to wellness isnt a well-marked expressway.

Train at your current fitness level, or slightly above — not where you want to be.

Nature's arena has a way of humbling and energizing us.