How does Ji-li explain why so many people went along with the Cultural Revolution?

The people of China were forced to believe that the Cultural Revolution was the only way to protect China’s cultural and economic stability.
The people of China wanted a leader who would protect the people of China, and the Cultural Revolution under Mao was faultless.
The people of China thought that it was best for the country for Mao to control what they read and thought.
The people of China believed that if the Cultural Revolution could help China expand its borders, then it was best for the country.