Most of all, the ultra distance leaves you alone with your thoughts to an excruciating extent. Whatever song you have in your head had better be a good one. Whatever story you are telling yourself had better be a story about going on. There is no room for negativity. The reason most people quit has nothing to do with their body.

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, 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.

As powerful as our legs are, as magnificent as our lungs and arms and muscles are, nothing matters more than the mind.

Most of all, the ultra distance leaves you alone with your thoughts to an excruciating extent. Whatever song you have in your head had better be a good one. Whatever story you are telling yourself had better be a story about going on. There is no room for negativity. The reason most people quit has nothing to do with their body.

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

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