We’ve all seen it happen—someone perfectly sweet and lovely turns into an absolute monster when they’re suddenly in a situation that brings out the worst in them, like being hangry, or air travel, or being stuck in traffic when they’re already late to work. Redditor u/666FuCkThEwOrLd666 prompted r/AskReddit to discuss these common triggers that turn humans into maniacs, and the responses are pretty spot on.