Starting from the fable that Prometheus created man at the behest of Zeus, it increased the interest of reading and revealed that people are easy to see others' contempt, but it is difficult to find their own shortcomings, which became the premise of the following argument: "Looking back often, we can see our own shortcomings more comprehensively."

This question examines the role of the beginning of an argumentative essay. Its function can be divided into three levels: 1, and its content can be used as an argument. 2. Structure can lead to the content or argument of discussion.

3. Tell stories, give examples, quote, etc. It can increase the literary talent of reading articles and attract readers' interest in reading.