I lost my beautiful boy Troy on 12/15/07. He was 22. Today I sit in an empty condo in Park City, one of his favorite places, while the rest of my family is hitting the slopes. It is so hard to get over the sadness he is not here with us, the feelings of guilt if I allow myself to enjoy this vacation. I often wonder how long the pain will be with me and how long I will have to take two weeks off w…