Books are only carriers of knowledge, and content is the key. A really good book, no matter what it is recorded, even if it is passed down from mouth to mouth, will last forever. As for the difference between paper books and e-books, each has its own advantages and disadvantages. Paper books are a tradition, even if the network technology is developed again, it will not disappear, not now and not in the future. Because good books are worth collecting. Exquisite printing, exquisite typesetting, plus the fragrance of ink, feel good, is definitely the first choice for people who love books. Paper books are not limited by hardware conditions and do not need electricity, which can better protect eyes. The disadvantage is that it takes up space and is easy to be damaged by moisture.