"Therefore, calligraphers are famous, and stippling is not only hairy. The beauty of using a pen is one of them. " Who can explain?

Only those who truly understand the art of calligraphy and can start writing can truly understand this sentence. It is not only hairy, but also an external situation of brush strokes, and each edge of brush strokes presents a short and thin burr-like shape. This is the effect of ink hair growth when the center writes on rice paper with a pen.