Maybe Dr Kwak Kim has success stories related to community service. They could have established programs that improved the health or education of a local community. For instance, if they are a doctor, they might have set up free clinics or health education initiatives that had a far - reaching positive impact on the people in the area.
Since I don't have specific information about Dr Kwak Kim, I can only speculate. It could be that Dr Kwak Kim has had success in academia. For example, they might have published numerous influential papers, which led to advancements in their area of study. Or perhaps they've mentored a large number of successful students who have gone on to make their mark in the world.
The reason Hou Jichang betrayed Fan Xian was for his own future and interests. When Fan Xian encountered difficulties, Hou Jichang chose to defect to Fan Xian's mortal enemy, He Zongwei, and cut ties with Fan Xian. Fan Xian had once thought very highly of Hou Jichang and had given him a lot of help, but Hou Jichang had betrayed Fan Xian for his own personal gain. After Fan Xian made a comeback, although he did not kill Hou Jichang, it also limited his future. For Hou Jichang, who valued his future, this was more painful than death. Hou Jichang's betrayal disappointed Fan Xian, but the other disciples, such as Shi Chanli, Yang Wanli, and Cheng Jialin, were all loyal to Fan Xian and did not betray him.
The reason Hou Jichang betrayed Fan Xian was for his own future and interests. When Fan Xian encountered difficulties, Hou Jichang chose to defect to Fan Xian's mortal enemy, He Zongwei, and cut ties with Fan Xian. Fan Xian had once thought very highly of Hou Jichang and had given him a lot of help, but Hou Jichang had betrayed Fan Xian for his own personal gain. Although Fan Xian did not kill him, he had blocked his future. Hou Jichang's betrayal might have been due to his personal future and interests.
The reason Fan Xian's disciple, Hou Jichang, betrayed Fan Xian was because Fan Xian had lost power. Hou Jichang had chosen to rely on Fan Xian's mortal enemy, He Zongwei. Hou Jichang was the best at currying favor among Fan Xian's four students. He had originally hoped to cling to Fan Xian's thigh and become his student, but Fan Xian did not want to accept students. He had only chatted with them and met them. After Fan Xian had been suppressed by the Qing Emperor, Hou Jichang had directly sided with He Zongwei. This made Fan Xian very disappointed. Although Fan Xian did not kill Hou Jichang, he had cut off Hou Jichang's future and made his official career dark. Hou Jichang's betrayal made people realize that they could see through people's hearts in times of difficulty. The other disciples, Shi Chanli, Yang Wanli, and Cheng Jialin, were all loyal to Fan Xian and did not betray him.
Fan Xian's disciple, Hou Jichang, had betrayed him and joined Fan Xian's mortal enemy, He Zongwei. The reason Hou Jichang betrayed Fan Xian was because Fan Xian was down and out in a difficult time. Hou Jichang only cared about his future. Fan Xian had not killed Hou Jichang, but he had cut off his future. For Hou Jichang, who valued his future, this was worse than death. Other than Hou Jichang, Fan Xian's other disciples, Shi Chanli, Yang Wanli, and Cheng Jialin, were all loyal to him. Hou Jichang's betrayal chilled Fan Xian's heart.
Hou Jichang's ending was that he had betrayed Fan Xian and defected to Fan Xian's enemy, He Zongwei. Although Fan Xian did not kill him, he did not allow him to stand out in the Qing Kingdom's officialdom. The specific details of the ending might require further reading.