Gustave Flaubert's quote motivates readers to check out extensively, however not to limit themselves to a few books. He is recommending that readers must check out a variety of books, instead of adhering to a few that they are familiar with. This motivates readers to expand their horizons and to check out various genres, authors, and subjects. By checking out extensively, readers can get a much better understanding of the world and the people in it. Flaubert's quote likewise motivates readers to think seriously about the books they check out, rather than merely accepting what they read at stated value. By checking out commonly and critically, readers can get a deeper understanding of the world and the people in it. Ultimately, Flaubert's quote motivates readers to explore the world of books and to think seriously about what they check out.