While the temptation to hit the snooze bar at 4:30 a.m. would be difficult to resist for even the most disciplined early-bird, my father never flinches at answering the bell at what many consider the middle of the night. The astonishing fact is not so much the time he rises but the reason behind it. My father runs and lift weights every morning before work. At forty-nine many men have given in to the middle age spread and consider it to be inevitable. But my father portrays an excellent example of the importance of being both sound of mind and ....