Professor Otmar Etter is an outstanding German comparative literature researcher who has made significant contributions to the study of Alexander von Humboldt. His academic career spans across multiple fields, including Roman literature, comparative literature, and novel creation. The consistency behind Professor Etter's academic transformation and choices is curiosity, which drives him to constantly expand his research field. He emphasized that the value of literature lies in its ability to reveal the "living reality", that is, literary works can lead readers to experience life in different cultural and historical backgrounds, which goes beyond simple experience and is a critical aesthetic experience.