Loss has been on my mind a lot. Last January, a son of my family friend was murdered. I did not know about this until almost March, when his mother emailed me. He had gone for a semester abroad to Barcelona and within the first week of getting there, he unknowingly got mixed up in a bad situation and was killed. It was a sort of story you read about in the paper and are horrified, but then you somehow feel that you are shielded from things that bad and so you move on. This was not the case. I know the family. I knew the young man who was killed. I was stunned. He was a junior in college, so smart and full of potential, a son of great people -- and now he was no more. And to such a senseless crime. My mother loved this boy since he was a baby and all I could think about was that somehow she found him up there and has taken him under her wing. I missed her because we would have spent a good deal of time talking about it. In April, a friend I used to work with who had moved across the...