If the vices of the paper significantly outweigh the virtues, D that's a D.

如果论文的缺点明显比优点多，那就是。

耶鲁公开课 - 死亡课程节选

Positive psychology says let's focus also on our strength at least as much.

积极心理学认为，我们至少,注重优点的程度要和注重缺点一样多。

哈佛公开课 - 幸福课课程节选

If the vices very significantly outweigh whatever virtues there are, that's some kind of an F.

如果论文的缺点非常一定及肯定比优点多，那大概就是F了。

耶鲁公开课 - 死亡课程节选