"That's a nice song," said young Sam, and Vimes remembered that he was hearing it for the first time. "It's an old soldiers' song," he said. "Really, sarge? But it's about angels." , thought Vimes, "As I recall, they used to sing it after battles," he said. "I've seen old men cry when they sing it," he added. "Why? It sounds cheerful." , thought Vimes. "