Mountains and seas can be leveled + it is difficult to level the human heart. There is no bloody misunderstanding in this article. Separation is separation, indulge in thoughts but cannot repeat the same mistakes. The inspiration comes from songs. So the name of each chapter is the name of the song. ------The author is a glass-hearted person. If you think it doesn't look good, you can click it out. Thank you for your cooperation. Mo Mo Mo Mo Mo. Elementary school writing + please forgive me.