Well, hello, old friend.  Yes, I thought that I was done with you -- I thought you, this lens through which to view my life, were a song whose coda had been sung, and that I was okay with that finale.  Every musician knows that time will come, just as every athlete does -- the moment when it is time, for whatever reason, to move on to something else, to let other dreams frame your days. I thought I was living into that moment -- until a recent Wednesday night in the North Carolina woods. That night, and the day before, I had the honor of sitting at the feet…