Having celebrated her 81st birthday this year and her 70th with a high speed boat ride down the River Thames, Diana Davies has no intention of leaving her own bungalow and moving in to a retirement home. Age, she argues, is a number not a condition. But how do you keep control of your life if very well meaning family and friends try to persuade you to be less independent as you get older? In this, the last of three conversations about taking control of your life, paralympic athlete and adventurer Karen Darke talks to Diana about her life choices, maintaining her independence and her hopes and fears for the future. Producer Sarah Blunt