Literature Reference: 紫毫飞札看犹湿，黄字新诗和未成。—— 《僧如展及韦载同游碧涧寺各赋诗予落句云他生莫忘灵山座满壁人名后会稀展共吟他生之句因话释氏缘会所以莫不凄然久之不十日而展公长逝惊悼返覆则他生岂有兆耶其间展公仍赋黄字五十韵飞札相示予方属和未毕自此不复撰成徒以四韵为识》 The purple brush’s swift strokes still seem damp, while the yellow characters’ new poem remains incomplete. Source from 'An Account of a Journey with Monk Ruzhan and Wei Zai to the Bijiàn Temple'.
紫: Represents a person of authority and prestige.
毫: Hair's breadth, the slightest. Originally referring to long and sharp hairs, it later metaphorically denotes the tiniest of things or the most minuscule quantities or parts.
Meaning: The purple brush symbolizes nobility and talent, representing the strokes that write glorious chapters.