I've had an unrestful past few nights. As my due date approaches my anxiety just gets worse. What if…

I've had an unrestful past few nights. As my due date approaches my anxiety just gets worse.

What if I sink into severe Post-Partum Depression again? What if I can't handle two children? What if Abby doesn't like Arwen? Will Abby think I'm choosing Arwen over her because I'll have Arwen full time and Abby only part time? What if I can't breastfeed again? What if I can't afford formula?