Some teachers are just driven to evil. Sure, maybe they began their careers with the best of intentions, nobly hoping to mold the minds of a generation. Then, they actually meet teenagers, realize what a nightmare ball of hormones they all are, and are driven to do things like this: A teacher in Belgium has reportedly been threatening students with Game of Thrones spoilers.
None
This is a special kind of evil. We feel like this is something Joffrey would be cool with, and that is not a good sign.