People always say the WAS will regret it and whatnot but I am not even sure I believe that .. it just sounds like pretty words to tell someone. But you're just got to have a 'whatever' attitude about it. If they wanted to check out, then they don't deserve you...
Zumba is awesome! Glad to hear you are have started an e exercise regiment. It is so good for the mind and body.
Whenever you feel down, take it to your higher power. I know that's helpful for me sometimes...that and getting out there doing somethingi you love.