Some people are simply the epitome of hypocrisy . They don't tolerate certain behaviors from their partner -- cheating, wasteful spending, getting drunk -- and yet they carry out those very behaviors themselves in disguise. It's because of this double standard that so many relationships go down the drain. People who have certain expectations of their partner that they themselves can't live up to -- those who don't practice what they preach -- shouldn't commit to anyone in the first place. It demonstrates selfishness, a lack of maturity, and the inability to consider their partner's feelings. The golden rule of relationships is to treat your partner the way you want to be treated. If you don't want your partner to cheat on you, remain faithful. If you don't want your partner running up credit card debt, spend responsibly. If you don't want your partner making a fool of herself after having one too many drinks, drink in moderation yourself. The...