Ay, life is hard. But you will find the strength. Tears let down on the stress, so don't be ashamed. And as far as your daughter is concerned; what goes around comes around. She will eventually find that you are her best friend and resource in this world. Don't accept her rude behavior. Tell her it's not acceptable. She may not respond to that, but at least you don't have to let her think you accept it. You''ll eventually come through on the other side