Hogwarts: the White Lord of Ravenclaw

This is the story of a time traveler doing something in the world of Harry Potter. What changes can a time traveler bring about when he enters a world with inconsistent views and outrageous settings? "Hogwarts Charter of Independence" - Lao Deng, I want you to abdicate. I want to build a [New Hogwarts]. ———————— "The Traveler's Letter to the World": This is a clear guide to the world, and I have to do something. ———————— Hogwarts Declaration of Independence: Not written yet. . . Right now, right now, writing. . . ———————— Professor Snape! This "Tan Sutra" is a treasure that I have carefully selected. Please be sure to read it, understand it, and understand it! Don't want to read? Next year's budget will be cut in half! What? Do you want to watch "No Woman in My Heart"? ———————— Dumbledore, why don't you spend ten years of leisure time catching up with old friends? Dumbledore! The world is sick! I want to see Grindelwald. ———————— Grindelwald, where is your anger at burning Paris in the past? You need to stand up! Come, say with me: Make Wizards Great Again! Well, Goodgood.