First lady's personal tutor

Retired agents become tutors. The first lady wants to catch up, and the second wants to stay. How does he get along with himself? Traditional Chinese learning, miscellaneous learning, fighting weapons, all will teach; My students can't move! Many years later, this man, who is known as "the most educated rascal", will be regarded as the standard by his evil students, even if he inadvertently says a word, and quietly stir the whole world.