我发现还有一种现象遍及人类本质。

There is also a phenomenon that I find pervasive in human nature.

youdao

但怀旧是人类本质的一种现象。

But it's a phenomenon in human nature to be nostalgic.

youdao

我觉得这是人类本质中根深蒂固的东西。

I think it's so deeply in grave in human nature.

youdao

And what human rights law making keeps coming back to is the human being, human dignity, the essence of the human.

而且人权法总是要回归到,人类本身，人的尊严，人的本质。

普林斯顿公开课 - 人性课程节选

Because if you think about it, suicide doesn't change the fundamental nature of the human condition, life followed by death.

因为如果你考虑一下，自杀没有改变人类处境的基本本质，生后即是死。

耶鲁公开课 - 死亡课程节选

If you hope to make it with theory of what people are and how people work, you have to explain and talk about language.

如果你想要理解关于人类本质,及其行为模式的理论,就必须得探讨并解释语言

耶鲁公开课 - 心理学导论课程节选