Books are the nourishment of the whole world. Life without books is like life without sunshine. Intellectually without books is like a bird without wings. Books are the nourishment of the whole world. There are no books in life, and there seems to be no sunshine; There is no book in intelligence, just like a bird without wings. Hello, this sentence uses a metaphor-compare books to nutrition, good books make people progress, from Shakespeare's famous saying that reading good books is like a dose of nutrition, nourishing, and reading bad books is like taking the wrong medicine, not wise, but wrong. ....