A: Exercise me, is there a lecture here?
B: Yes, this one.
A: We have lectures every week at this time in this room.
B: Do not disturb me when I am giving a lecture.
A: I’m also a teacher. We have lectures in this room at this time.
B: I REPEAT do not disturb me when I am giving a lecture.
A: What can I do?
B: Wait until I finish.
C: It’s rather rude. We have lectures in this room every week.
B: (Rushed to the door) Young man…
(Closed the door)
More details are welcome.