In the beginning of Mao's cultural revolution in August of 1966 he shut down the nation's schools calling the youth to form the Red Guard which attacked anti revolutionaries.
Hooray, no more school! Down with the bourgeois!
In addition to this Mao created a collection of his thoughts which became a sort of bible to the Chinese Communists known as the "Little Red Book".
Praise to our glorious chairman, Mao, and the wisdom of the Little Red Book
Children were told to snitch on parents and teachers and 1.5 million people were killed during the Cultural Revolution, and millions of others suffered imprisonment, seizure of property, torture or general humiliation until it was ended