We have arrived at one of the most glorious days of my blogging year: the reveal of my favorite songs of the past 12 months. I often attempt to find common threads that wind through my selections. At first I wasn’t detecting any this year. There were a few songs about dead people, but that was a small subset of the bigger list. As I was putting the final touches on my list, I realized that there is a presence of gratitude in quite a few of these tracks. Maybe not all 21 songs (spoiler alert: there’s a tie in the countdown), but many of them address gratitude from different…