"If you're going to do a memoir, then it's sort of at this age - in your late sixties or seventies - that you do it. I don't understand people who do memoirs when they're 20. I think most people need a little more time than 20 years to become the person they are. In fact, that process of becoming who you are is still ongoing when you get older, where you go, "Let's see where my next 10 years is going to take me." S"