In hindsight, watching people lose it is hilarious, but one step behind them is an equally funny set — those on the verge of boiling over. They're not ready for confrontation, so they put ink to their anger, and it never goes well. Whether painfully polite, hilariously hysterical, or just a bad topic for a quick note, the written word can easily verge into passive-aggressive territory. And when it's between lovers? It's all the better to laugh at. Check out these passive aggressive love notes now!