If civilization is a long river, then the human civilization of the Sixth Era actually inherits the culture and spirit of the Fourth Era. As for the human civilization of the Fifth Epoch, it is deemed absolutely wrong and unacknowledged by people today. The roots of Fourth Era's culture lie in the dramatic changes at the end of the Third Epoch, and many things from that era have been praised and sung about through generations.
The 'Star Song Academy', an ancient university, was originally established by a group of adherents to the Sage's Way. Their purpose was simple: to pass down the sayings and classics of His Highness.
'Adhering to the simplest and most sincere beliefs, not being confused by any distractions, and facing everything about oneself and others honestly; doing what one should do.'
This is the creed they summarized.