Sir Mick Jagger will never write an autobiography. The 80-year-old rock star is a founding member of The Rolling Stones but despite having been part of one of the world’s most legendary bands for more than 60 years, he is said to have turned down multi-million pound deals to put pen to paper because he is “not interested” in going over the past. A source told The Sun newspaper Bizarre column: “Mick has drawn the line under ever writing a book about his career and life. “The sums are well over the £20million mark but he is all about looking forward, not reviewing the past. “To spend 18 months o…