Around Mr. Zhu's words, we can start with his image as a saint, or his benevolence, righteousness, courtesy and wisdom. Or a comparative study of him and other characters. There are many aspects to choose from. Bailuyuan has many papers. If you want to write your own new ideas, you can refer to the recent papers this year and choose a fresh angle to discuss. Bailuyuan seems to have a special collection of essays, which should be available in all university libraries and can be borrowed. For the latest research results, please check the academic journal papers on HowNet and download more references.