Literature Reference: 且无人事处，谁谓客行难。—— 《送朱大游塞》 张南史 In a place where no human affairs disturb, who would say that traveling is difficult? From 'Song Zhu Da You Sai' by Zhang Nanshi.
客: Politician, knight-errant.
行: Proficient in a certain matter, it generally signifies smooth progress in all affairs, with the character "Zhi" carrying auspicious connotations.
Meaning: 'Ke Xing' signifies traveling afar, symbolizing independence, exploration, and resilience.