Working with insufferable coworkers is tantalizing on its own, but when your raunchy, abrasive colleague starts to test your patience with crude jokes and terse taunts, it's hard not to go full vigilante on them.
Nobody likes an unreasonably noisy neighbor. Renters with thin walls and even thinner patience have struggled for millennia against inconsiderate neighbors and there's a point that they start to think that the neighborhood is simply improved with the surgical removal of disruptive folks. One grad student spent one too many sleepless nights with rage in his heart that he finally took (semi unethical) action against his neighbor...