The ding of a finished mile on my running watch, has always been the mark of completion. The .00 at the end of my mileage, translated to satisfaction with my effort. It could not leave the miles half done, interrupted, or end at .96 - even if the workout was actually done. This silly regimented expectation, in my mind made me stronger and meant I could always give a little more...even if maybe I really couldn't, What I am learning is sometimes it's not about will power, but