no, there are multiple reasons why he harasses people, he...:
-got bullied for no reason
-failed some tests
-was called dumb matter
-everyone laughed at him at preschool, age 4
-made a good project, but even though the project was good, the science teacher hated It
and now he Is forcing people to be nice to him or they get choked or killed, he killed 3692 kids and injured 7495 kids because either they did not be nice to him, or they harassed him.