The investigators say they found no evidence that the university's scientists cheated to prove the existence of human-caused climate change.

VOA: special.2010.04.27

Aristotle, over 2000 years ago, "Happiness is the meaning and purpose of life, " the whole aim and end of human existence."

二千多年前的亚里斯多德，“快乐是人生的意义和目的，人类存在的最终目标“

哈佛公开课 - 幸福课课程节选

And yet we know that evil is a condition of human existence.

但我们知道，邪恶是人类生存的一种状况。

耶鲁公开课 - 旧约导论课程节选

Is it the best possible form of human existence?

它是最好的人类存在方式吗？

耶鲁公开课 - 死亡课程节选

Machiavelli's preference for these extreme situations expresses his belief that only in moments of great crisis, where the very existence of a state is at risk, does human nature truly reveal itself.

马奇亚维利偏好,这类极端的情势,表述出他相信,仅在重大危机的当头，当一国的存亡面临考验之时，人类的本性才会真正显现出来。

耶鲁公开课 - 政治哲学导论课程节选

Of course, the human part of you is able to say there's more to you than this rat-like existence.

当然你的人性部分会说,你可以超越这种老鼠般的存在。

耶鲁公开课 - 死亡课程节选

It doesn't have a concrete independent existence. And that means that human beings and only human beings are the potential source of evil in the world. Responsibility for evil lies in the hands of human beings.

它没有具体的形态，这意味着,人类，也只有人类，可能是潜伏着的邪恶的源泉,人类要为邪恶的出现负责。

耶鲁公开课 - 旧约导论课程节选