1, Confucius said: "People are unkind, like courtesy?" People are heartless, so what are you happy about? " ("The Analects of Confucius, Eight-legged essay III")
2. Confucius said, "Listen in the morning and die at night." (The Analects of Confucius. Liren 4).
3. Confucius said, "A gentleman is righteous and a villain is beneficial." (The Analects of Confucius. Liren 4).
4. Confucius said: "See the sage Si Qi Yan, see the sage and introspect." ("Li Ren")
5. Confucius said: "Quality is better than literature, and literature is better than quality. Gentleness is a gentleman. " (Yongye VI)
6. Zeng Zitao said: "Scholars have a long way to go to strive for self-improvement. Isn't it important to think that benevolence is your responsibility? Isn't it far after death? " ("Taber")