Everyone has stuff they hate... stuff that just gets under your skin more than other stuff. Sure, war and suffering is terrible and all, but don't you really hate it when someone smacks their food when they eat? Vote for the things you hate the MOST and if your pet peeve isn't here, add it to the bottom of the list!
Check out more lists like annoying phrases your mom told you, but were true!, food to avoid on a first date and advice on how to be a better person.
When people copy your idea but get credit for it
People acting like they're hurt or sad just to get attention
Messy / unflushed shared toilets