If you don't learn manners, you can't stand it -Confucius's most appetizing thing at the banquet is the host's etiquette. -Shakespeare is immersed in the mud and is not eroded by the sugar-coated shells of the bourgeoisie. This is the most valuable revolutionary quality. -Zhou Enlai The saddest thing for a person is to lose his conscience. -Guo Moruo's reason is higher than his heart, and his thoughts are more reliable than his feelings. -Gorky is quiet to cultivate one's morality, and frugal to cultivate one's morality. -Zhuge Liang, a gentleman, is not worried about poverty. -Kong Qiu The extravagant and lazy are poor, and the industrious and thrifty are rich. -Han Fei's trip to a gentleman is quiet and self-cultivation, frugal and self-cultivation, indifferent and ambitious, and quiet. -Zhuge Liang, extravagant people are frugal, and fierce people are in sight. -Bai Juyi