1. After reading tens of thousands of books, one can write with dexterity: From "Twenty-Two Rhymes to Wei Zuocheng", it means to have read thousands of books and write articles with dexterity, as if one has the help of a god.

2. Books are the ladder of human progress: It comes from the famous writer Gorky, which means that human progress is inseparable from books, and books provide humans with a lot of knowledge and experience.