Childs: Limits are almost always optional

Childs: Limits are almost always optional

At the end of this October, I celebrated a half-century on this planet. Fifty isn’t nearly as old as it once seemed, though the younger Joe had pictured it as a time to slow down a bit. A time to enjoy the summit and the long and gentle descent into a more comfortable pace. Instead, I chose to mark this turning point not with a quiet dinner and a slice of birthday cake, but with something intentionally humbling and really quite painful. I ran 50…