Then classify and sort out important issues, such as friendship, affection between monarch and minister, family affection, affection of the ancients, affection of nature, affection of the old country, affection of things and affection of the spiritual world. ...
The most important thing is to collect typical poems and analyze them in detail.
Generality should be strong, thinking should be clear and understanding should be thorough.
Not seeking wisdom, but seeking love. Between the lines, the poet's deep concern is reproduced. ...