We love you, lady. And we're always here in your corner. We all make mistakes -- or else none of would be here in the first place.
Pick yourself up, dust yourself off, and carry on. Do this for D4. She is your priority now. Everyone else is secondary to you and her. D4 needs you and your stability since her father is still unstable and determined to enslave himself to worldly distractions. So she needs her mother even more now.