Coelho's experience suggests that while e-books are convenient, they aren't all that amenable to collecting and owning. As long as people want to own things for themselves, good works will continue to sell.
究其原因，數位閱讀雖然方便，但不利於收藏與擁有，只要人類渴望擁有的心不變，那麼好作品的實質銷售量就不會受影響。