A statesman is a politician who places himself at the service of the nation. A politician is a statesman who places the nation at his service.
Source: The Observer, 'Sayings of the Year', 30 Dec 1973
-- Georges Pompidou, (Jul 5 1911-1974), French statesman, bank director, teacher; He was premier of the Fifth French Republic from 1962 to 1968 and president from 1969 until his death.