Literature Reference: 梓，木也，仲，中也。—— 《说文解字》 Zi refers to a type of tree, and Zhong means the middle. Source from 'Shuowen Jiezi'.
梓: The tree name, known as the Catalpa.
仲: The second elder brother. The younger brother. This metaphor signifies humility and diligence in action, fostering harmony with others externally, and achieving great accomplishments.
Meaning: Zi symbolizes resilience and growth, while Zhong represents moderation and stability.