A recent poll by ABC News and The Washington Post newspaper found that 51 percent of those surveyed believe the war is not worth fighting, compared with 47 percent who support it.

VOA: standard.2009.09.02

Is it worth continuing to live, ? or is it not worth continuing to live?

是否值得继续活下去，或者是否不值得继续活下去？

耶鲁公开课 - 死亡课程节选

The first point worth noting about this, is that Aristotle did not simply assume slavery was natural, because it was practiced virtually everywhere in the ancient world.

第一点值得注意的是，亚里士多德并未,简单纯地假设奴役是自然的，只因奴役在古代的世界,四处可见。

耶鲁公开课 - 政治哲学导论课程节选