Background photo by Christiann Koepke (@christiannkoepke) World Letter Writing Day falls on September 1st each year — a date chosen, fittingly, by an Australian man named Richard Simpkin, who presumably had very nice handwriting and a drawer full of good pens. There is something quietly radical about sitting down to write a letter in a world that has optimized communication down to a single tapped heart emoji. A letter takes time. It requires you to think about another person long enough to fill an entire page — or at least three sincere paragraphs and a slightly wobbly signature. It lands in a real mailbox. Someone holds it with actual hands. That is, when you stop and think about it, genuinely lovely. And here is the thing about World Letter Writing Day, or really any small celebration that sneaks onto the calendar: there is always something worth marking. Not every occasion needs balloons and a cake that costs forty dollars. Sometimes the celebration is just a moment of...