It's this kind of wealth that allow them to fight this long, hard war of independence, which they finally win.

这些所带来的财富,就成了他们为之奋斗的原动力,使得他们在艰苦的独立战争中获得胜利

耶鲁公开课 - 欧洲文明课程节选

It's not necessarily chronological, but at the same time it gives you a sense of successive metaphysical philosophers thinking about first causes, origins, and about whatever it is that determines everything else.

这不一定是按时间顺序排列的，但同时,它会给你一种感觉那就是，一位又一位形而上学哲学家,思考原动力，起源，思考到底是什么觉定了其他的一切。

耶鲁公开课 - 文学理论导论课程节选

We had a good fortune to start it with a very top person in the GDMG, feeling it is a very important initiative within his organization.

我们运气很好,可以从GDMG的,一个顶尖人才开始研究，我们认为这一动机,是他的组织的原动力。

麻省理工公开课 - 媒体、教育、市场课程节选