Literature Reference: 柯叶何时改，丹青此不渝。—— 《观庆云图》 When will the leaves of the trees change, yet the colors of the painting remain steadfast? Source from 'Guan Qingyun Tu'.
柯: The handle of an axe. By extension, it signifies a rule or principle.
叶: Leaves and branches. In names, they often symbolize prosperity and flourishing, conducive to thriving wealth.
Meaning: The leaves of the trees symbolize unwavering resilience and enduring vitality, representing steadfastness and eternal constancy.