In fact, just because the world is round, you can already see if this is the Earth, to somebody that's the natural direction.

实际上,正由于地球是圆的,你们可以看到如果这是地球,对于某些人来说这才是惯常的方向

耶鲁公开课 - 基础物理课程节选

Nature also is not divine. It's demythologized, de-divinized, If that's a word; the created world is not divine, It is not the physical manifestation of various deities, an earth god, a water god and so on.

自然是没有神性的，它是没有神话色彩也没有神性的，如果可以这样说的话，被创造出来的世界并不神圣，它并不是众神实体的显形，是一个土地神或者水神或者诸如此类。

耶鲁公开课 - 旧约导论课程节选

If you come to believe, if you say to the world, "We are the hope of humans, we are the hope of earth, we are progress.

如果你开始相信,并向全世界发出宣言,"我们是人类的希望,是世界的希望,也是进步的力量

耶鲁公开课 - 美国内战与重建课程节选