《淮南子·要略》
现在专门谈论道，那么是没有地方不存在的；但是能够得到根本而能知道未节的，恐怕只有圣人了。
今专言道，则无不在焉，然而能得本知末者，其唯圣人也。
Now that we are talking about the Tao, there is no place where it does not exist; but to be able to get to the root and know the future, I am afraid that only a saint can do it.