answer: Mike quarreled with his roommate Brian last night because Brian shouted at him when Mike asked Brian to turn his stereo down. Kate advises him to say sorry first and casually mention the problem after that, but Mike is too angry to do that.
documents: #Person1#: What's up? You sound a little down in dumps.
  #Person2#: I quarreled with my roommate last night. He is really stubborn.
  #Person1#: Calm down! Shouting won ' t help?
  #Person2#: He is really outrageous.
  #Person1#: What happened?
  #Person2#: I went back home last night. You know tired as a dog, so I took a quick shower and went to bed. I couldn't fall asleep, because Brian was there in the living room, playing his stupid stereo so loud. I kindly told him to turn that down a little bit. He shouted at me.
  #Person1#: What? He can't do this to you.
  #Person2#: Well, he did it anyway. Then he came into my room and shot all his shit blah blah blah... you know.
  #Person1#: What did you do?
  #Person2#: I shouted it back of course.
  #Person1#: Hold it, Mike. You won't accomplish anything by hollering at him, right? You worked it all up till now. Why not wait until you cool down a bit?
  #Person2#: What would you do if you were in my shoes?
  #Person1#: Just stay cool. You know. When you get back home tonight, tell him that you didn't mean to quarrel with him.
  #Person2#: No way, Kate. I mean it's just not my fault.
  #Person1#: I know. It wouldn't hurt much to say sorry first. And after that, you can casually mention the problem. I am sure he will cooperate.
  #Person2#: I am too angry to do that.