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.

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

Only the most saintly and delusional among us welcomes all pain as challenge, perceives all loss as harsh blessing.

You can hurt more than you ever thought possible, then continue until you discover that hurting isn't that big a deal.

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.

Rational assessments too often led to rational surrenders.