What does daisy pull out of the waste basket?

In F. Scott Fitzgerald's "The Great Gatsby," Daisy Buchanan pulls out a piece of paper from the wastebasket, which is a letter that Gatsby wrote to her. This moment symbolizes her connection to Gatsby and the past they shared, as well as her feelings of nostalgia and longing. It highlights the themes of love, loss, and the impact of memories on their current lives.