The only way to truly conquer something, as every great philosopher and geneticist will tell you, is to love it.

There's something so universal about that sensation, the way running unites our two most primal impulses: fear and pleasure. We run when we're scared, we run when we're ecstatic, we run away from our problems and run around for a good time.

Deny your nature, and it will erupt in some other, uglier way.

There are two goddesses in your heart,” he told them. “The Goddess of Wisdom and the Goddess of Wealth. Everyone thinks they need to get wealth first, and wisdom will come. So they concern themselves with chasing money. But they have it backwards. You have to give your heart to the Goddess of Wisdom, give her all your love and attention, and the Goddess of Wealth will become jealous, and follow you.” Ask nothing from your running, in other words, and you’ll get more than you ever imagined.

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

One of the most dangerous and best-kept secrets of the medical profession is the epidemic of anesthesiologists who are addicted to their own drugs.

There is a growing subculture of barefoot runners, people who got rid of their shoes. And what they have found uniformly is you get rid of the shoes, you get rid of the stress, you get rid of the injuries and the ailments.