In nearby Saudi Arabia, which is an important player as well as a key moral force in the Arab and Islamic world, there appeared to be a quiet sense of enjoyment over the news.

VOA: standard.2009.10.09

What work can it do? What is its moral force?

同意有何用，同意有何道德上的力量？

耶鲁公开课 - 公正课程节选

This is the final force for good from a moral perspective.

在道德研究中，这是最后一股使人变好的力量。

耶鲁公开课 - 心理学导论课程节选