While watching top athletes compete in a global event, my family and I marveled at their incredible feats. But as a relatively sedentary person, I was equally awestruck by their training regimens. In interview after interview, athletes would share how they woke up early every morning and did nothing but work out for hours on end. Every calorie would be counted, every movement analyzed for maximum efficiency. But they didn’t talk about their training as if it were a hardship—something negative. No, they described it with pride and passion because they recognized the privilege of being one of the few…