Sometimes, when you set a challenge for yourself like my Advent writing challenge, you have days, well, when you just don't have anything to say...but then you have to write something anyway. Today is the third day of Advent and in my community, this is the day we light the candle of Joy.  I will freely admit that I am feeling no joy right now.  I am living with the emotional after effects of serious heart surgery.  Add to that a bought of seasonal Grinch-ness and the need to finish a paper from a class that I finished before the surgery, and well, I would say that today I am…