Borlaug's desire to feed the world is what drove him.

VOA: special.2009.11.10

Kind of pleasant, I guess, right? " The desire to return to the quiescence of the organic world."

听起来还不错，不是吗？,“希望回到静态的无机世界的愿望“

耶鲁公开课 - 文学理论导论课程节选

And what struck me most about conversations that I had, either in Leverett or other houses, were students is their sense of mission,your sense of mission, your desire to do good, to make the world a better place.

在与学生的交谈中，让我印象最深的是，无论是在莱弗里特宿舍或其他地方，学生们的使命感，你们的使命感，你们对成功的渴望，让世界变得更美好的愿望。

哈佛公开课 - 幸福课课程节选