It has been tempered in a celestial fire in ether, and it was the ether of the ethereal heavens that had always been thought -throughout the Renaissance and long before, of course -- to be the most perfect substance imaginable.

它是在广阔苍穹的天国之火中被锻造出，也是飘渺的天堂中的以太,不断地被提及,-贯穿于文艺复兴的始终，当然--是可想见的最完美的物质。

耶鲁公开课 - 弥尔顿课程节选

and getting back to balancing the elements in our lives, very basically like Earth, water, fire.

回归生命中元素的平衡，基本上就是土、水、火。

瑜伽的魅力 - SpeakingMax英语口语达人

So leadership is kind of a big word that you see written probably too often these days, in too many newspaper articles, and it probably comes up in too many Yale classes, and I don't claim to know anything about leadership.

领导力这个大词,最近一直都很火啊,我们经常能在报章中看到它,在耶鲁大学的课堂里也能经常听到,我不敢说对领导力有多么深刻的见解

耶鲁公开课 - 博弈论课程节选