The great cause of ancient and modern times and the questioner of the university must go through three realms. "Last night, the west wind withered trees, and I went to the tall building alone to look at the horizon." This is the first place. "Clothes are getting wider and wider, and I am thin for Iraq. I don't regret it." This is also the second situation. "The crowd looked for him for thousands of Baidu, and when I turned around, I saw that man was in a dim light", which was also the third place.