Arrangement of Old Notes in Annotations of Ancient Books

The annotations of ancient books, especially those of pre-Qin books, are difficult to understand, on the one hand, because the annotations are concise and have no punctuation marks, on the other hand, because there are many annotators of ancient books with different styles. There are two styles here:

1, pay attention to the sparse body

Rats have skin, but no tools.

People are immortal without instruments. What is "sparseness"?

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The Book of Songs, Wind and Rats.

2. Set decomposition

Confucius said 300 poems. In short, thinking is innocent.

Political Interpretation of The Analects of Confucius