What the master of the writing brush felt in his heart was expressed in his calligraphy. As the ancient calligraphers pursued the beauty and expressiveness of the character, they began to feel the restrictions of the standard character form.
它的繪畫性很強，形態、色彩皆極自由，因充滿遊戲的趣味性質，遂被廣泛運用在美術工藝上。