No news is good news. Don't let negative thoughts get you down. Your mind will play tricks on you. She has this chance to find herself and think of what she wants before she re-commits to a marriage. This is good for you too. There is no point in re-investing in the marriage if she remains undecided. Both of you need a chance to consider life with and without each other, and then choose. And making that choice is important. It is not something to enter into lightly.