Marxism is not only the theory of socialism, it is an integral world outlook, a philosophical system, from which Marxโs proletarian socialism logically follows. This philosophical system is called dialectical materialism.
Joseph StalinAnti-Semitism is dangerous for the toilers, for it is a false track which diverts them from the proper road and leads them into the jungle. Hence, Communists, as consistent internationalists, cannot but be irreconcilable and bitter enemies of anti-Semitism. In the U.S.S.R., anti-Semitism is strictly prosecuted as a phenomenon hostile to the Soviet system. According to the laws of the U.S.S.R. active anti-Semites are punished with death.
Joseph StalinIn what do the activities of the Communist Parties consist? In what ways can they manifest themselves? These activities usually consist in the organization of working masses, in organizing meetings, demonstrations, strikes, etc. It is absolutely clear that American Communists cannot perform this in Soviet territory. The American workers are not in the U.S.S.R.
Joseph Stalin