Every morning in Africa, a gazelle wakes up, It knows it must outrun the fastest lion or it will be killed. Every morning in Africa, a lion wakes up. It knows it must run faster than the slowest gazelle, or it will starve. It doesn’t matter whether you’re a lion or a gazelle— when the sun comes up, you’d better be running. – Roger Bannister

In Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen, Christopher McDougall writes extensively about the art of running, Tarahumara Indians, superathletes, and the rollercoaster of being a runner.

Running seemed to be the fitness version of drunk driving: you could get away with it for a while, you might even have some fun, but catastrophe was waiting right around the corner