Do our values change? Or do we simply lose track of who we are? When I was a boy, I was obsessed with David Carradine’s character Kwai Chang Caine. A fugitive shao-lin monk, he was forced to drift throughout the old west with only the clothes on his back and a few belongings, no place, no family, no friendships. And while each episode presented a new hardship to bear, he faced each with complete equanimity, finding purpose in the spiritual care of others. As a teenager, I longed to be just like him. But I grew up, went away to college, started a career and a family, and became busy. Then a couple of years ago, I found myself alone again – forced to sort out who I was and what I might want from life. During one period of reflection, I conceived of a set of guiding principles that resonated deep within me: simplicity – the avoidance of all but that which is either necessary or fulfilling, harmony ...