Stalin: Hence, if it is not to err in policy, the party of the proletariat must both in drafting its programme and in its practical activities proceed primarily from the laws of development of production, from the laws of economic development of society. https://wordsmith.social/protestation/quotes#quote9389
Lenin: There can be no doubt that dire poverty alone compels people to abandon their native land, and that the capitalists exploit the immigrant workers in the most shameless manner. https://wordsmith.social/protestation/quotes#quote9391