Typical bully
Overbearing and impulsive, inclined to bully others with violence.
Self-centered, lack of sympathy for the victims.
It has been recognized by some peers.
Outstanding performance than other students.
Passive bully
Seeing the bully's violent behavior succeed, they will help and identify with the bully, and some will use violence to protect themselves from bullying.
It's no use laughing at the victim after seeing the bully bullying his classmates.