If we could first know where we are, and whither we are tending, we could then better judge what to do, and how to do it.

If we could first know where we are, and whither we are tending, we could then better judge what to do, and how to do it.

如果我们能首先知道我们在哪里，我们要去哪里，我们就能更好地判断要做什么，以及如何去做。

-- Abraham Lincoln 亚伯拉罕·林肯