1. Nature is nature. Preface to Lanting Collection, a running script written by Fengshen, has been highly praised by calligraphers in past dynasties and is called "the first running script under the Heaven Edition". Its characters are known as "floating like a cloud, nimble as a dragon", "iron pen and silver hook, the best in ancient and modern times" and "Tianmen in Yue Long, tiger lying in the phoenix pavilion". His calligraphy art is light, ethereal and natural. Charming and elegant with a pen; The technique is both peaceful and strange, and the size is uneven. There are both elaborate artistic ingenuity and no traces of artificial carving, which is natural.
2. Among them, the same words are written in different ways, such as "Zhi", "Yi" and "Wei", and each has its own changes, especially the word "Zhi", which has achieved the effect of artistic diversity and unity. Preface to Lanting Collection is the representative work of Wang Xizhi's calligraphy art and a peak in the history of China's calligraphy art, which has nourished generations of calligraphers.