It’s the last week of September. The Yankees are playoff-bound; the Mets may be, too. The Jets are 2-1 and even the Giants joined the winner’s circle after beating the serial rapist. On top of that, Criminal Mayor Eric Adams and his house of clown cards collapses more and more every day. When the Knicks kick off media day and training camp next week, they’ll do so in about as positive a context as New York has known in a long time. Let us tithe our warm little mailbag to this season of light.