A riddle about calligraphy

Books originate from nature (Han Cai Yong)

Silent sound, intangible aspect (Tang Huaijin)

Learning books can lead to profound knowledge (Tang Zhangyanyuan)

The meaning is mysterious, out of the table of things; The deep reason lies between the shadows; Is it true that what is natural can be said, and what is wise can be measured (Don Zhang Huaijin)

You can either entrust it with a lofty ambition or a sense of relaxation. Although it is extremely expensive, you can't control its height, although the clever calculation doesn't work (Tang Huaijin)

Words can't be repeated, and words can't be spread around

Dogs write like pictures, and the more ugly they are,

Words are afraid of practicing, and horses are afraid of riding

words without a hundred days' work.

Boxing should be played, and words should be practiced

It's important to have a bone and a flesh. Mo Mo Wan Ding (Song Su Shi)

Draw a pen and strive hard, if the swan flies high, and the charm is graceful (Jin Wei Heng)

If the source is like a silver hook, if it is like a phoenix (Jin Suo Jing)

If it floats like a cloud, if it is as agile as a dragon (Book of Jin)

Dragon. Falling pearls and jade, fluttering tassels (Tang Huai-sheng)

Like the breeze coming out of the sleeve, the moon will be in my arms (Tang Li Sizhen)

The dragon and snake in his works are like gods (Tang Zhang Huai-jin)

Like clouds and smoke (Tang Du Fu)

I always see the dragon and snake go (Tang Li Bai) < p