So again, let's recap.

简单概括一下就是

耶鲁公开课 - 死亡课程节选

I can't really even describe how important Charles Darwin is briefly.

我甚至不能简单概括达尔文的角色到底有多重要。

查尔斯达尔文的地位 - SpeakingMax英语口语达人

You can use the "it sounds like" pattern to very simply condense what he said,

你可以使用“it sounds like”句型，非常简单地概括一下他所说的内容，

It sounds like 课堂 - SpeakingMax英语口语达人