What values does “Cinderella” convey – about status, clothing, marriage, appearance versus reality, personal traits that a person should have, etc.?

The values Cinderella convey are :
that no endowment can guarantee success and happiness,

and that sometimes a godparent, a member of society who has committed to care for someone outside his or her own family, needs to get involved. We are all the godparents of America’s children. It’s up to us to teach younger generations that happiness is more complicated that saying, “I do” and support them as they find their way beyond the inadequate roadmap that we have, until now, been handing them

What sisters? is it in a story?