Author unknown. Preamble to the constitution of UNESCO, the United Nations Educational, Scientific and Cultural Organization. U.S. National Commission for UNESCO, UNESCO: Basic Documents, 7th ed., p. 9 (1965). The UNESCO office in Washington, D.C., has identified the author of this sentence both as Clement Richard Attlee, prime minister of Great Britain, and more recently as Archibald MacLeish, chairman of the American delegation to the London conference to draw up the UNESCO constitution, whichhttps://en.wikiquote.org/wiki/War_and_peace