That is why one must never marry'. Suddenly, I thought, "Perhaps Joan will have the answer. Other than the Queen and her mother, no other living Englishwoman has sustained comparable international celebrity across five decades. It is five o'clock in the afternoon and we are ensconced in a third floor suite at the Athenaeum Hotel in Piccadilly in London. Joan is in cracking form. Cucumber sandwiches on white, smoked salmon sandwiches on brown, and tea, with milk and lots of sugar.