[He's been there before. Anger can be a scary emotion when you're unable to control it.] I don't think you're going crazy. But something has obviously upset you. Maybe it would be a good idea to train yourself to control those emotions. It was just a dummy this time, but next time...[he has a feeling he doesn't need to finish that sentence for his meaning to be clear.] You don't want to have any accidents in a place like this.