I mean, it is easy enough, mentally and physically to see the children once a week and dote on them, laugh and giggle, chill out and play games, go camping or to Six Flags.
She is there EVERY day, after school, after work, during dinner, during homework, report card day, sick day, bed time, bath time and any other time with the children when they are having good times or bad.

The Mother, because they will see her hurting and angry before they see you. Right or Wrong that is what they will see, and that is wrong.