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

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

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.

The point was living with grace, decency, and attention to the world, and breaking free of the artificial constructs in your own life.

For me, challenging myself with this type of endeavor [ultramarathons] brings the best out in me because even at the darkest, deepest moments when I feel like I can't go on, when I feel like there's no chance I could break the record or much less finish the trail, somehow I find that strength inside of me.

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

Train where your fitness is NOW, not where you want to be.