Literature Reference: 孝，善事父母者。——《说文解字》；怡，和也。——《说文解字》 Filial piety means serving one's parents with devotion. Source from 'Shuowen Jiezi'; 'Yi' means harmony. Source from 'Shuowen Jiezi'.
孝: Filial piety and integrity refer to being a dutiful child and maintaining incorruptibility.
怡: Harmony and Joy. Often used in names to signify happiness, delight, and auspiciousness, embodying well-being, peace, and joyful fulfillment.
Meaning: Filial piety and a harmonious state of mind bring happiness to life.