I weote a psychology assay years back, for a man...(keep reading

it will happen again and again till his 50s, but for a woman, it could just be once....base on my survey, during a life time of a marriage, 82% of male partner and 73% female partner will have at least one extramarital affair including prostitution.  It sounds harsh, but in the end it's a fantasy trip...may be you should take the French approach....let it be.