Literature Reference: 怡然而笑，心悦而诚。—— 《论语》 Smiling with joy, sincere in heart. Source from 'The Analects of Confucius'.
怡: Harmony and Joy. Often used in names to signify happiness, delight, and auspiciousness, embodying well-being, peace, and joyful fulfillment.
而: At thirty, one stands firm and then progresses, symbolizing lofty prestige. It metaphorically describes a person's demeanor and speech as gentle and amiable.
Meaning: A state of contentment and joy, reflecting a peaceful and happy heart.