1. If you are not in possession of large (or at least relatively large) breasts, you will never be as popular or well-liked as the girls who are more generously endowed. You also think that this will somehow dissipate as time goes on, but (at least in bars) it continues to be shockingly true.
2. No matter how good you are feeling about yourself, one snide or negative comment from someone you really admire or have a crush on will ruin everything about you.