He promised you he'd always remain loyal to you, but you later discovered he had a girlfriend on the side. She pledged that she'd always be there for you, in good times and bad ones, but when you recently lost your job, she couldn't be bothered to visit or console you. We've all been in situations where people we trusted wholeheartedly wound up letting us down in a big way. Once you realize the individual isn't as great as you thought, you may experience a range of emotions -- from disbelief to anger to utter sadness. Worst of all, you may be tempted into blaming yourself for what happened. You may ask yourself a litany of questions such as: "How could I be so naive?" "Why didn't I see this coming?" "Was it something I did or said?" "How could I have wasted my time and energy in such a heartless person?" Before you know it, you've beaten yourself silly ruminating about the whys and what ifs. Do ...