And at this time, he didn't have any doubts either, after all, who could have thought that he would travel through time,Yan Shu looked at the frightened expression on his face and comforted him, saying: "Don't worry, it won't be. The doctor is a very good doctor, he said it wouldn't happen, so it won't. You will definitely get better, believe the doctor.",“I’m here to teach. There aren’t enough teachers at the village school, are there I was sent by the government to give lessons to the children.”。