A: Ow! That really hurts!
B: Are you alright? What happened?
A: I accidentally cut myself.
B: Is it very deep?
A: I don't think so, but it hurts a lot.
B: You should disinfect it.
A: I don't have anything with me.
B: Here, use this ointment.
A: Do you always carry that with you?
B: Yes, along with some bandages.
A: That's a very good idea.
B: Perhaps you should do the same.