(1968)
Running study classes is a good method; many problems can be resolved in study classes.
[1]
On February 5, 1968,
the *People's Daily* and the *Liberation Army Daily* published an editorial entitled
"North China's Landscape Is All Red—Warmly Hail the Establishment of the Hebei Provincial Revolutionary Committee." In the editorial, after the words "Chairman Mao recently taught us," this sentence was quoted in boldface.