“Changes in society are due chiefly to the development of the internal contradictions in society, that is, the contradiction between the productive forces and the relations of production, the contradiction between classes and the contradiction between the old and the new; it is the development of these contradictions that pushes society forward and gives the impetu6 for the suppression of the old society by the new.”
![“In the struggle to defend the legacy of Leninism . . . [Stalin] proved himself to be an outstanding Marxist-Leninist fighter. . . . Stalin's works should, as before, be seriously studied . . . [to] see what is correct and what is not.” quote by Mao Zedong](https://sms4smile.com/quotes/img-quotes/2af/mao-zedong-1123_fighter_in-the-struggle-to-defend-the-legacy-of_67510.jpg)
