I feel what your saying. even in my marriage ive felt alone for a long time. Its no wonder she turn away from me. I suck the happiness away from every thing. And now ive cheated on her looking to ill an empty hole. I started my Zoloft and its helpingme at least be clear on what I need to do to fix myself. Everything will be good is my new mantra. It was liberating. Possitive thinking will help