In it he wrote: "What really distinguishes the diplomatist from the common herd is his apparent indifference to emotions; he is compelled to carry professional reserve to lengths which seem incomprehensible." His brother, Paul, was also a notable French diplomat. See also French entry into World War I References Further reading Keiger, John (1983). "Jules Cambon and Franco-German Détente, 1907–1914". The Historical Journal. 26 (3): 641–659. doi:10.1017/S0018246X00021099. online Jules Cambon, The Diplomatist, trans. Christopher R. Turner. London: Philip Allan, 1931. External links Cambon, Jules. France and the United States: Essays and Addresses (1903) online Library of Congress 1845 births 1935 deaths Diplomats from Paris Members of the Académie Française Ambassadors of France to Spain Ambassadors of France to Germany Prefects of Constantine Prefects of Nord (French department) Prefects of Rhône (department) 19th-century French diplomats 20th-century French diplomats Governors general of Algeria