Treat people with the loyalty of Confucianism, be strict with legalists, use the discretion of military strategists when starting a business, cultivate one's mind to be detached from Buddhism, write flexibly as a strategist, and study as the universal love of Mohism. -This sentence comes from the motto of Mr. Kong Gan, the 75th descendant of Confucius, and it is also a portrayal of Kong Lao's real life.