What do you mean by "positive" and "negative" about history?

Generally speaking, talking about the great history of the sunny side is mainly based on some official records. Mainly based on serious textual research. More rigorous. Of course, it is hard to say whether the so-called "righteousness" is rigorous or not.

Satire or joke generally describes the dark side of history or comedy scenes. The official history is given priority to, supplemented by unofficial history, and the author's subjective speculation.