Three Duties and Talleyrand’s Dictum: Keith Waller: Portrait of a Working Diplomat by Alan Fewster Australian Scholarly Publishing, 2018, 312 pages, $39.95 _________________________________________ Alan Fewster has written another diplomatic biography. A former diplomat and journalist, he is suited for the task, following his biography of Sir Keith Officer in 2009. He attempts to capture the essence of biography: to surmise on character and the subject’s relationships with others amid the span of the subject’s life and times. Sir Keith Waller (1914–1992) joined the External Affairs Department in 1936. His overseas postings included Chungking, Rio de Janeiro, Washington, Manila, London, Bangkok,…