Human beings have an obligation to cultivate themselves morally. It is still important in modern China, although it is no longer studied in schools, or endorsed by the government. Confucianism was the basis of the civil service examinations, and as such, had a strong impact on education . Merchants and business people were the lowest. Strong influence on Chinese inter-personal relationships and family life.
Family comes before all else.
This idea is so strong in China that even the Chinese Communists, despite many campaigns and attempts to eradicate it, have failed to lessen its importance. Re-write each of the above quotes in your own words. Never permit there to be any evil in your heart. Lao Tzu may or may not be a real person. If real, he lived around 500 BC, and was an older contemporary of Kung Fu-tzu, although there is no proof they knew each other.