Dear Annie: Your recent letter from, “Grieving My Childhood,” reminded me of a very old German song, written by a renowned clergyman, that begins with the line, “Der Mond ist aufgegangen.” It later says, roughly translated: “Do you see the moon over there? You can only see half of it, yet it is round and beautiful. So are many things at which we laugh or which we belittle because our eyes cannot…