One day after their wedding anniversary, my best friend Rebecca lost her husband to a stroke.  He had had many health challenges, including diabetes, high blood pressure and kidney disease.  He didn't follow the diabetic diet at all well.  In fact the meal they had for their anniversary was not on that diet.  When heard where they were going for that meal, I had some misgivings, but knew that he had done that many times and recovered pretty well.  But this time I had a strong sense of …