The first book is the ladder of human progress, and books are the nourishment of the whole world. I think these metaphors are perfect. Reading a good book is equivalent to talking to many people with high moral character. Reading is really interesting!

In the end, I am such a nerd! Into the world of books, in the ocean of books, you can enjoy swimming. As a writer said, a book is like a ship that will never sink, which will take you to many beautiful harbors and make it more dangerous to sail further.