What are the clues of Wang Xizhi's calligraphy?

1.

Preface to Lanting Collection is also known as Preface to Lanting Banquet Collection, Preface to Lanting, Preface to Linhe, Preface to Rang and Post to Rang. On March 3rd, 9th year of Emperor Yonghe of the Eastern Jin Dynasty (AD 353), Wang Xizhi, Xie 'an, Sun Chuo and other 41 senior military and political officials "made a poem" in Lanting, Shanyin (now Shaoxing, Zhejiang). At the meeting, Wang Xizhi wrote a preface manuscript for their poems. The Preface to Lanting narrates the beauty of the landscape around Lanting and the joy of the party, expressing the author's feelings about the impermanence of life and death.

2.

"Sunny Post in Fast Snow" and "Sunny Post in Fast Snow" * * * have 4 lines and 28 words. It was written as a letter, and its content was the author's greetings to friends and relatives in a happy mood when it snowed in Chu Qing. Among them, either lines or letters, or flows and stops, or stops and flows, which is full of unique rhythm. His brushwork is round and quaint, and nothing is taken lightly, and every word shows the leisurely and leisurely meaning. Even if the center of gravity is occasionally left and right, the overall situation is still even and stable, without losing the aesthetic feeling of balance.

3.

On Le Yi and On Le Yi * * * 44 lines, in lower case. It's Wang Xizhi's model