India, Nov. 10 -- We all know Ratan Tata the industrialist. He was in a class of his own. But what was he like as a person? What sort of childhood did he have? Were there women he loved but did not marry? And what were the things that mattered the most in his private life? Normally we would never have found out. The great joy of Thomas Mathew's recently published book Ratan Tata: A Life is that he reveals the answers....