Literature Reference: 伯喈迁塞北，亭伯之辽东。—— 《途中述怀》 Bo Jie moved to the northern frontier, while Ting Bo went to Liaodong. Source from 'Tu Zhong Shu Huai'.
伯: "Bo Zhong." When used in personal names, it often conveys the meaning of striving and competing, symbolizing that things are evenly matched and on par with each other.
喈: The swift and agile demeanor.
Meaning: Bo Jie, the courtesy name of Cai Yong, symbolizes erudition and literary brilliance.