He was formal of speech and dress, and had been born before World War II, in which his father served as a Medical Officer. As a little boy he had seen a policeman on point duty shot in the back. Later, he encountered sexual abuse in the Church. He recalled finding the skeleton of a pigeon on the roof of Westminster Cathedral. His demobbed uncles had cleaned their guns on the dining table as he sat beneath it.
As he left the train, he called “God bless”, and we exchanged mock salutes through the window.