Well one of the most important thinge that this quote tells the reader about daisy is that she is extremely materialistic. If the reader has not yet picked up on that fact this quote is sure to give away that information. Daisy says this time very first time she visits Gatsby mansion. she is overwhelmed by everything that she sees and gatsby's room ( which is where she is when she says this quote) is the last place that he takes her to on the tour that he gives daisy of the mansion.