人,没有生而知之的。知识要靠实践的积累。自己的实践、书本上别人的实践,都点滴印在我们的大脑里,经过思维加工,才变成知识。古代人生活简单,书籍屈指可数。几千年中,过目不忘的人毕竟寥寥无几,行箧中总是有书数卷,以备不时之需。近代人生活经历万端,书籍浩如烟海,即使博闻强记,也不过记住一些最重要的事物。任何学问家、专门家都 People, not born to know. Knowledge depends on the accumulation of practice. Our own practice, the practice of others in the book, are drip printed in our brains, after thinking processing, it becomes knowledge. The ancient life is simple, books are numbered. After thousands of years, people who never forget, after all, there are few books, there are always volumes of books to prepare for contingencies. Modern life experiences a thousand books, books voluminous, even if Bo Wenqiang remember, but remember some of the most important things. Any learning home, specialized home all