[originaltext]W: I made a big mistake today. I read a student’s article to the

W: I made a big mistake today. I read a student’s article to the class and pointed his errors out. I meant the whole class to learn from his article. Then I saw he was lowering his head and I realized he was hurt.
M: It is the teacher’s responsibility to point out students’ errors but not in public. For some of the students have a strong sense of self-respect.
Q: What are they mainly talking about?