1)frustration
2)poor or no role model
3)abuse at home
4)undue influence
5)Distrust of other people
6)Feeling powerless
7)Low self-esteem
8)Trying to get admiration and attention from friends
9)Fear of being left out if they don’t join in
10)Not understanding how someone else is feeling
11)Taking out their angry feelings
12)A culture of aggression and bullying
13)Being bullied themselves