Sir David Murray’s life story is a truly remarkable tale of never-say-die triumph over unimaginable adversity. For 50 years he has been a towering figure in Scottish business, sport and philanthropy. His family name is synonymous with steel but his rise to power owes as much to mettle as it does to metal. At the age of 24 he was involved in a horrific car crash in which he lost both of his legs. As his life hung in the balance, his days in hospital, drifting in and out of consciousness, were nightmare moments but ones that would define him.  And in the aftermath, when he finally...