The human body has limitations; the human spirit is boundless. Autor: Dean Karnazes Copy Quote More from Dean Karnazes “As a runner, that's what I know how to do. To strike out on a trail and just go…” “Pain is the body's way of ridding itself of weakness.” “Some seek the comfort of their therapist's office, other head to the corner pub…” “Endurance is one of the most difficult disciplines, but it is the one who endur…”