From my run on a trail overlooking Mt. Olympus. On a fateful day in the fourth century BC, the Phoenician merchant Zeno lost everything. While traveling through the Mediterranean Sea with a cargo full of Tyrian purple dye, his ship wrecked upon the rocks, his cargo lost to the sea. He washed up in Athens. We’re not sure what caused the wreck, but it devastated him financially, physically, emotionally. It could have been the end of his story—the loss could have driven him to drink or...