Cursive poetry of Tang and Song dynasties collected by Shanghai Museum
Some people think that when the whole world was swept up in the wave of Zhao characters, Song Ke went alone to write Zhangcao. He changed the fat posture of Gu Zhangcao with a thin and straight strokes and became a new look. This showed that he Independent and heroic spirit. This volume of cursive script incorporates the Zhang cursive writing style.