Nobility is the motto of the noble-minded; the base use sordidness as a pass. Base souls cannot comprehend noble hearts and noble actions, nor can they believe that people can live magnanimous lives.
As they say, good news never goes beyond the gate but bad news spreads far and wide.
In fact, a religion has two aims: one is to really make those who are good and go up through cultivation obtain the proper way; the other is to maintain the morality of human society on a quite high level.