Serious mistakes in speech in online video. On May 5, 20 12, according to the description of relevant public information, relevant school leaders gave Yuan Tengfei a warning talk, criticized and educated him, ordered him to make a profound inspection, deeply realized his serious mistakes in online video, and asked him to stop all teaching activities in private training institutions and other departments in the future. Education in a narrow sense refers to specially organized school education, while education in a broad sense refers to social practice activities that affect people's physical and mental development.