When Liu Ba entered Cao Cao's courtyard, he instinctively adjusted his hairpin. Although his clothes were not as fine as the Shu brocade he wore in Sichuan and Shu, his confident demeanor made Cao Cao instantly realize Liu Ba's uniqueness.
The biggest difference between commoners and aristocratic families is temperament. The environment alters one's temperament, and nurturing alters one's physical state. For an ordinary family to cultivate a noble, it takes three generations of accumulation; otherwise, it's a far-fetched idea.
Due to birth, habits, and deportment, these qualities require three full generations of constant refinement to become deeply ingrained. A dragon gives birth to a dragon, a phoenix gives birth to a phoenix, the son of a rat knows how to dig a hole. This is inherently the imparting and teaching from one generation to the next.
