My friend Adria Murphy writes for me this week, with thoughts on materialism, treasure, and the wisdom of Wendell Berry: The jewelry store in my mother’s neighborhood was going out of business. Sale prices intended to empty the shop of its shining inventory, handwritten on construction paper, obstructed our view of the otherwise impeccably clean display cases. The contents of the cases were simple, classic, and costly. Sapphire stud earrings and delicate diamond tennis bracelets–tasteful,...