I caught myself doing this recently then stopped myself. The minute you feel the need to defend yourself to someone that "loves" you because of them putting you down...DON'T. Walk away. The iOS 7 update has this awesome feature that let's you easily block any contact's number and ultimately erasing them from your life. Done.
Promise me you will not spend so much time treading water and trying to keep your head above the waves that you forget, truly forget, how much you have always loved to swim. Tyler Knott Gregson