Via Marie Claire  He Said: Cheating, when you whittle it down to its essence, is an expression of contempt. It’s how we tell each other in sometimes subtle, other times obvious ways that we do not need our partners. It is how we punish each other for the frustrations we have in our common lives. Sometimes we cheat to hurt our partners; other times we do so to hurt ourselves. We nurture other relationships to fill gaps or needs that remain unfulfilled with our partners and find substitutes for contributions to our lives that we wish they would meet, but unfortunately do not. We cheat out of frustration, desire, anger, and resentment. To…