#Person1#: Bob, did you see our supervisor? I need him to sign this paper.
#Person2#: He is in his office, but you'd better choose your words carefully while talking to him.
#Person1#: What's up?
#Person2#: Nothing. But he is in a bad mood today.
#Person1#: Thanks for the warning.
#Person2#: That's all right.
Bob reminds #Person1# to choose words carefully while talking to the supervisor.
supervisor