Lord of the Rings film franchise, admitted that he turned down the opportunity to delve into his past by writing an autobiography.He claims that it would have taken far too much of his time to promote his memoirs, should he have accepted the project.Another reason for putting his memoirs onto the back burner came after he became emotional while looking into why his parents had him just before the outbreak of World War Two.Ian was born on May 25, 1939, with the war commencing just months later on September 1, 1939."I wanted to start with my parents, why did they decide to have me, just before the Second World War, they must have discussed this and thought about this," he told the chat show host.He went on to say: "It's too late to ask them.