Humus said:Cheating on your wife is breaking a promise and knowingly doing something you know will hurt the one you're supposed to love. It's like breaking a contract. It doesn't exactly exude trust.
The sex in itself doesn't matter. He can screw whoever he want, he can live in an open relationship and all that. However, he is married. He have made a promise to be truthful to his wife. He should keep his promises, or divorce.
Of course, but that doesn't make him any way less fit for a job of responsibility such as that one. People are different in their personal and professional lives