Teachers, as practitioners of modern progressive education thought, should keep in mind Mr. Tao Xingzhi's words, teach students to seek truth, learn true skills, cultivate true morality, tell the truth, know true talents, do true things, pursue truth and be a real person. Take the word "truth" as the teaching book, teach books well and educate good people. Therefore, to teach people to seek truth and learn to be a man, we must start from seeking truth from teachers.