This morning’s workout was a little tempo run at the local high school track.  It was one of those perfect mornings – already hot enough that my muscles were warmed up before I started, but just this side of too hot. (And too-hot is definitely bound to happen later today.)  Running at the track has a special appeal to me (as long as I don’t overdo it).  Every time I’m there, I’m reminded, whether consciously or subconsciously, of being in the 7th grade.  In 7th grade, you see, I ran on the track team for the first time, and it was then that I learned the proper etiquette of running…