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According to King 2008, p. [page needed], it was Prince de Ligne, an attendee at the conference, who wryly quipped, ""Le congrès danse beaucoup, mais il ne marche pas." King, David (2008). Vienna, 1814: How the Conquerors of Napoleon Made Love, War, and Peace at the Congress of Vienna. Harmony Books. ISBN978-0-307-33716-0. OCLC144548388. OL10353114M.
According to King 2008, p. [page needed], it was Prince de Ligne, an attendee at the conference, who wryly quipped, ""Le congrès danse beaucoup, mais il ne marche pas." King, David (2008). Vienna, 1814: How the Conquerors of Napoleon Made Love, War, and Peace at the Congress of Vienna. Harmony Books. ISBN978-0-307-33716-0. OCLC144548388. OL10353114M.