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.
Mao ZedongThe attitude of Communists towards any person who has made mistakes in his work should be one of persuasion in order to help him change and start afresh and not one of exclusion, unless he is incorrigible.
Mao ZedongThose experienced in work must take up the study of theory and must read seriously; only then will they be able to systematize and synthesize their experience and raise it to the level of theory, only then will they not mistake their partial experience for universal truth and not commit empiricist errors.
Mao Zedong