Karl Marx (1818–1883), German political theorist, social philosopher. repr. In Karl Marx: Selected Works, vol. 2 (1942). Paraphrase of the opening sentences of The Eighteenth Brumaire of Louis Bonaparte (1852).
The actual words were: "Hegel remarks somewhere that all great, world-historical facts and personages occur, as it were, twice. He has forgotten to add: the first time as tragedy, the second as farce."