You're correct, according to Confucius, society would do well if everyone always did their duty. Confucius emphasized the importance of each individual fulfilling their roles and responsibilities within society. This concept of duty, known as "li" in Confucian philosophy, refers to the moral obligations and responsibilities that individuals have towards their family, community, and society. To arrive at this answer, one could examine Confucius' teachings and philosophy, particularly his emphasis on the importance of fulfilling one's obligations and maintaining social harmony.
