1, pen and ink are clean, and the painter is green and cool. It means to write with pen and ink, be honest and clean, and carry forward the wind of honesty and clean.
Morality is great, and selflessness is sublime. It means that an official should be public-spirited, selfless, and cultivate noble character.
3, the mud is not stained, clear but not demon. That is to say, lotus will not be contaminated with dirt, nor will it be too enchanting, and it has pure quality. The content of community calligraphy should be positive, adhere to the correct values, both ornamental and educational, mostly elegant poems and proverbs.