When people undergo what, for lack of a less awkward term, I’ll call a “creative reawakening,” they often experience a surge of synchronicity. Serendipity abounds. Opportunities bounce into their laps. Like-minded people just show up. Connections are forged, sparks fly, light blink on. Life gets spicy. Some attribute this to a greater power: “God loves those who create.” Maybe so. I have a more down-to-earth hypothesis. When you allow yourself to be creative, to make things, to smell roses,...