You shouldn't pull other people's hair.
Debbie is in a discussion with Nancy.
Debbie wants to Nancy to see her side.
Debbie gives Nancy her opinions with calm, rational points.
Debbie grabs Nancy by the hair when Nancy doesn't listen to her.
Nancy listens and tells Debbie she can see where Debbie's coming from.
Nancy slaps Debbie in the face to get free from her and never wants to talk to her again.