把这一句，留给此刻的你
Our object in these remarks has been not only to account for the slow progress which has as yet been made by Political Economy, and to suggest means by which its advancement may be accelerated, but also to warn the reader of the nature of the following Treatise.
我们在这些评论中的目的，不仅是要说明政治经济学迄今所取得的缓慢进展，并提出可以加速其进展的方法，而且还要警告读者注意下面这篇论文的性质。