With all due respect, she didn't do herself any favors with the crack about going insane if she were home with her kids.
She is just more honest than most freepers here. I dare say that statistically 100% of parents have thought about saying exactly the same thing.
Mommies were never June Cleaver no matter what we'd like to imagine.
I think it is probably a normal thing for mothers to want/need some relief from their children. Maybe not idealistic but realistic.