*** I’m not my cheerful, optimistic self today. I got little sleep last night as my son regressed from the effects of this virus/sinus infection/thing he has and can’t seem to shake, so the two of us hunkered down in the basement for sleep where it’s dry and the humidifier does its best work. I’m supposed to be at graduation ceremonies today, but instead I’m home with him and missing the excitement. I’m feeling blue because he’s blue, I’m blue, and unfortunately, my knee is blue, too. I mean that. It’s slightly black (and blue). When he was sick the first time around and was having a severe coughing fit,…