What do we know from the conversation?

W: There are so many children at the school. I wonder how the teacher keeps track of them.
M: I used to get cold feet at the thought of teaching a class of 100. That’s a fact.

W: Have you bought that new suit?
M: Yes, I bought it last week.
W: I’m buying one for myself.
M: Everyone needs to buy a suit now and then.