Leo is not fit to be a teacher. For them, it is very troublesome to supervise students and think about how to improve their grades all day. At first, Leo teachers may be interested in this job. They think that being a teacher has more face and they have to listen to everything they say, which greatly satisfies their vanity. But after a long time, they will find that the teacher's work is very busy and trivial, so they start to be lazy.

Writing comments is a teacher's most arrogant time. As soon as you pick up a pen, it's like reporting a running account ... before long, the lion will be exhausted. The reason is: something is boring. So I went out to play ... at the beginning of school, "Oh, I haven't finished writing the comments yet!" " "So I scribbled a few strokes, a confession!