Literature Reference: Yu refers to a stone resembling jade. Source from 'Shuowen Jiezi'.
方: The term "Fang" signifies rectitude. When used in personal names, "Fang" embodies the virtues of being upright, directional, and honest, symbolizing a life of stability and integrity.
瑀: Jade-like stone, often symbolizing gentleness and elegance in names.
Meaning: Fang signifies uprightness and integrity, while Yu symbolizes purity and nobility like jade.