Literature Reference: Once you enter the gates of the emperor, there is no way out; only the palace orioles can see people. Source from 'Palace Poem' by Gu Kuang.
君: A nobleman, akin to a ruler, fosters extensive goodwill and easily garners the appreciation and support of influential benefactors.
门: Method, knack.
Meaning: The gates of the emperor symbolize nobility, dignity, and the embodiment of power and status.