““He was extremely thin and was wearing nothing but a pair of rancid-looking grey shorts and a pair of canvas plimsolls which had lost their laces. His face was a concertina of brown, weathered lines, his hair a crow’s nest of mess and his mouth seemed to be packed out with not just his own teeth but a few extra from who knows where that jutted out at random angles. If ever there was a physical breed standard for a mad man, he was it.””