Things get bad for Cinderella at this point. Her father moves on to another wife and she is left with two stepsisters who treat her poorly. But, as it turns out, if she remains pious and good, then all will turn out well for her. This may be a self-esteem message to girls or young women. The idea is that staying good to oneself, or to a God or other spiritual being, then one will be rewarded, either by a supreme being or by the world itself. It happened to work out for Cinderella.