Whether one is the son of a holy lineage or a daoist disciple of a sect, they must establish their own power.
However, establishing a power can take many years of accumulation. If you want to achieve it quickly, marriage alliances are the best choice.
For instance, disciples of a sect who venture out during their travels may get to know a woman from a prominent family, make her their wife, and then this family would provide them with strong allies as a dowry.
This is a path often taken by many families, but it's absolutely not something the Xu Clan of Yuanzhou could accept.
Old Xu Yin shook his head repeatedly and whispered to Tang Luo, "If I establish power this way, I can forget about vying for the Saint Lord position!"