The Hobbit. Tolkien takes us on a fantastic journey through Middle Earth and leaves us wanting more. If you love this book, then The Lord of the Rings will surpass you're expectations and fill that desire for more Middle Earth lore.
In The Fellowship, Gandalf says "If you're referring to the incident with the dragon, O barely had anything to do with it. I just gave your uncle a little nudge out the door." This picture is what he means by "nudge out the door"