It is evident that one cannot say anything demonstrable about the problem before having resolved these preliminary questions, and yet we hardly possess the necessary information to solve some of them.
显然，在解决这些初步问题之前，我们不能对这个问题说任何可以证明的话，然而我们几乎没有必要的资料来解决其中一些问题。
标签
Questions
Evident