Do whatever it takes to get your focus off of her and on improving yourself. She won't come back because she feels guilty, but she might come back if she sees a strong responsible thriving new you that is attractive to her. And if that doesn't bring her back, you still have all those improvements to help you have a great future even if it's without her. Your sitch is still very new - take a look around the forum and you'll see how long some others have been at this. It's called the gift of time - use it for yourself.
This is really important!! It takes time..
Me: 44 Bomb: 11/27/11 Divorced:6/12 Life goes on: 6/13