It's not just about stopping some stupid number ; on your transcript in the end; it's about actually providing some compelling feedback.

最终，这不仅仅是防止在你们的成绩单上,填上愚蠢的分数;,它实际上是提供一些引人关注的反馈。

哈佛公开课 - 计算机科学课程节选