"I embarked on the road of sustainability or ethics or biodiversity about five years ago, when I founded a company called Noir I work with 16,000 farmers in Africa.

VOA: standard.2010.01.31

This is a monthly program that that we interview people who had something to say about religion or ethics or spirituality or culture.

本节目每月一期,我们采访的嘉宾,都对宗教，道德，精神，或文化有独到的见解。

普林斯顿公开课 - 人性课程节选

Politics political science he tells us in the Ethics again is not a theoretical subject in the matter of physics or metaphysics or mathematics.

政治，政治科学,他在《伦理学》中再次告诉我们的,并非理论性主题,见诸物理学,形上学或数学。

耶鲁公开课 - 政治哲学导论课程节选