Zhang Xuan found himself in a different world, where he became a remarkable teacher. Within his mind, a mysterious library emerged. This library could automatically create a book for everything he had encountered, whether it was people or objects, documenting all their flaws, making him truly extraordinary! He educates students, takes on apprentices, conducts classes, nurtures the strongest, and imparts knowledge to the world. "Emperor Burning Sun, shouldn't a noble emperor be mindful of his reputation?" "And you, Qiankun Demon Lord, could you please consume fewer scallions? Do you really want to suffocate me?" This is an incredible tale about inheriting the path of a teacher, cultivating, and guiding the world's strongest.