Then let's forget the past in the south of the city. Personally, I think I like it enough. And there are many things to explore the past in the south of the city. Even if there are not as many references as Lu Xun, it will not be very inconvenient. No matter how many references there are, they are just other people's things, so it is more important to write your own opinions as much as possible. And when you really look for it, there will be many quotations from Lu Xun, but it is also a question whether you have what you want.