Kết bạn với nỗi đau, và bạn sẽ không bao giờ cô đơn.
Make friends with pain, and you will never be alone.~Ken Chlouber, Colorado miner and creator of the Leadville Trail 100 mile race
Christopher McDougall, Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen