求翻译：古人说：“书中自有颜如玉，书中自有黄金屋。书是我们的良师益友，也是我们知识的源泉，虽然，一些小说没有像语文书那样有针对性的丰富知识，但也可以告诉我们一些道理，例如：是什么意思？

The ancients said: "the book holds Yan Ruyu, the book holds a House of gold. Books are the quietest, is also the source of our knowledge, although some novels not as targeted as the Chinese book of knowledge, but also can tell us some truth, such as: