" Strictly by accident, Scott stumbled upon the most advanced weapon in the ultrarunner's arsenal: instead of cringing from fatigue, you embrace it. You refuse to let it go. You get know it so well, you're not afraid of it anymore[...]You can't hate the Beast and expect to beat it; the only way to truly conquer something, as every great philosopher and geneticist will tell you, is to love it. "

― Christopher McDougall , Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen