This quote means that a girl should strive to have positive qualities and character. “Classy” in this quote refers to having intelligence, poise and good manners. It can also mean having style and good taste. “Fabulous” refers to being confident and outgoing. It can also mean doing things that make you feel good and make you stand out in a good way. In short, this quote means that a girl should strive to be intelligent, well-mannered, confident, stylish, and outgoing.