"We reaffirm that there remain four dangers facing the nation that the Party has already warned of. They have developed in a complex, interconnected and mutually-influenced manner. None of them can be ignored but particular attention should be paid to the danger of lagging further behind in economic development and the danger of corruption, bureaucracy, and moral degradation of not a small number of Party cadres and members."
January 1, 1970
https://en.wikiquote.org/wiki/L%C3%AA_Kh%E1%BA%A3_Phi%C3%AAu