DEAR ABBY: My wife of 20 years has been electronically unfaithful. There have been covert telephone calls and late-night text messages to a boyfriend from long ago. He’s divorced and found her on Facebook, telling her he needed “advice on dating.” She admits to the phone calls and messages and nothing more. I believe her. They haven’t met — just these covert exchanges, which are frequent and sometimes lengthy, over the course of several months. The “whys” behind her behavior are not important. We know our marriage is damaged, and we will work on that. She says she knows she ...