没有不可认识的东西，我们只能说还有尚未被认识的东西。

No not know something, we can only say that there hasn't been known.

youdao

我们逐渐认识到，失败是不可避免的。

It was gradually borne in on us that defeat was inevitable.

《牛津词典》

因为如果休谟是对的，那么他不可能，运用我们的纯粹理性来认识世界。

Because if Hume is right then he isn't possible to apply our pure reason to know things about the world.

youdao