The world is progressing, the future is bright and no one can change this general trend of history. We should carry on constant propaganda among the people on the facts of world progress and the bright future ahead so that they will build their confidence in victory.
Mao ZedongInvestigation may be likened to the long months of pregnancy, and solving a problem to the day of birth. To investigate a problem is, indeed, to solve it.
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