Decadence aspect of contemporary left communist theory. Similar to Lenin's use of it, left communists, coming from the Communist International themselves started in fact with a theory of decadence in the first place, yet the communist left sees the theory of decadence at the heart of Marx's method as well, expressed in famous works such as "The Communist Manifesto", "Grundrisse", "Das Kapital" but most significantly in "Preface to the Critique of Political Economy". Contemporary left communist theory defends that Lenin was mistaken on his definition of imperialism (although how grave his mistake was and how much of his work on imperialism
The Communist Manifesto publicly owned etc.—the implementation of which would result in the precursor to a stateless and classless society. The third section, "Socialist and Communist Literature", distinguishes communism from other socialist doctrines prevalent at the time—these being broadly categorised as Reactionary Socialism; Conservative or Bourgeois Socialism; and Critical-Utopian Socialism and Communism. While the degree of reproach toward rival perspectives varies, all are dismissed for advocating reformism and failing to recognise the pre-eminent revolutionary role of the working class. "Position of the Communists in Relation to the Various Opposition Parties", the concluding section of the "Manifesto", briefly discusses the communist position on struggles