The main character of "Glass Castle" causes changes in her economic condition through hard work and taking responsibility for her own life.
That's because she grew up in an environment of poverty, with parents who were often negligent and demotivating. However, she makes the decision to move and be able to work in New York where the opportunities are better and where the family will not mess up. In New York she manages to work a lot and establish an enviable standard of living, she wants to move the same standard of living for her family, but they persist in this change, as they are very used to the life they have and they do not admire the way the daughter lives.
