Poetic Remarks on the Human World is Wang Guowei’s representative work and the most famous poetry work in modern China. He uses traditional forms of words and traditional concepts, terms and thinking logic to naturally integrate some new concepts and methods, and the theoretical problems summarized by him are of quite universal significance, which makes it have a great response among the readers of the old and new generations at that time, and have a lofty position in the history of modern Chinese literary criticism. The theoretical core of this book is the "realm" theory, which is novel, incisive and self-contained. In particular, the triple realm theory proposed in the book has always been valued by scholars at home and abroad.