Literature Reference: 心旷神怡，宠辱皆忘。—— 《岳阳楼记》 With a relaxed heart and joyful spirit, both honor and disgrace are forgotten. Source from 'Yueyang Lou Ji'.
愉: Harmony and joy, a life of refined elegance and honor. With exceptional talents and a prosperous official career, though modest in wealth, one enjoys a lifetime of bliss and contentment.
Meaning: Pleasure and joy, symbolizing a carefree and happy heart.