We've created an unnatural form of running. It's not just the shoes, but we run on artificial surfaces - straight ahead, hard and steady - instead of speeding up and slowing down, reacting to the terrain with changes of pace and rhythm.

Running should be free, man.

When it comes to mentors, you can't beat survival.

When I'm out on a long run," she continued, "the only thing in life that matters is finishing the run. For once, my brain isn't going blehblehbleh all the time. Everything quiets down, and the only thing going on is pure flow. It's jus time and the movement and the motion.That's what love--just being a barbarian, running through the woods.

I received the best advice for running I ever heard: 'You're not going to win, so just relax. If it feels like work, you're running too hard.

Even Charles Darwin, that human decoder ring of bizarre behavior, found the idea of saving a stranger's life to be a total head-scratcher.

We're constantly told that running will ruin our knees and outrage our hearts, but for nearly all of human existence, it was associated with freedom, vitality, and eternal youth.