For most of his life, John believed that he had endured at 18 the world's worst gap year: working as an accountant in the City of London. Aged 70, he had that rare thing in life, a second chance, despite a knee that set off security systems in airports around the world, he visited fourteen countries and worked in France, Australia and the United States. He also volunteered for a project in NW India, whose aim was to increase educational and vocational...