Karl Marx: The whole Darwinian theory of the struggle for existence is simply the transference from society to animate nature of Hobbes’ theory of the war of every man against every man and the bourgeois economic theory of competition, along with the Malthusian theory of population. This feat having been accomplished – (as indicated under (1) I dispute its unqualified justification, especially where the Malthusian theory is concerned) – the same theories are next transferred back again from organic nature to history and their validity as eternal laws of human society declared to have been proved. https://wordsmith.social/protestation/quotes#quote4578