Movies and television romanticize dating your opposite. Name Grease as one of the biggest culprits. The story always goes: boy meets girl, boy or girl is far more reckless/wild/screw-authority than the other one. The “good one” inspires the wild one to get his/her act together. The wild one inspires the “good” one to loosen up and “enjoy life.” A slight battle ensues, but they somehow find perfect harmony in the end. Most of that is how it goes when two opposites meet. But for the harmony part to happen, the pros need to outweigh the cons. So here’s what you’re up against.