Literature Reference: 'Zi' refers to a type of wood. Source from 'Shuowen Jiezi'; 'Yi' refers to the human arm. Source from 'Shuowen Jiezi'.
梓: The tree name, known as the Catalpa.
亦: Indicating the same or also, conveying a sense of similarity or inclusion.
Meaning: 'Zi' symbolizes resilience and vitality, while 'Yi' signifies inclusiveness and humility.