C21 Dusk is coming

"Take a closer look." After Old Man Sun took out a brush and cinnabar, he started to draw on the White Yellow Glyph.

Old Man Sun explained while he was painting, "Talismans need to be wary of arrogance and impatience. Every stroke must not be the slightest bit off, or else it will just be a piece of scrap paper."

I puzzledly asked, "Even if the painting is crippled, it should be hard to tell