His words are implicit, his ambition is clean, and his actions are mean. As the saying goes, a small article has a big meaning, and it has a far-reaching impact. Its ambition is pure, so it is called fragrant, and its behavior is cheap, so it cannot die. From discharging mud, cicada sloughing in filth and removing floating dust, it is not loved by the world, and it is turbid without me. Push this ambition, although it is as glorious as the sun and the moon.