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

VOA: special.2009.11.10

If a slave dies you got to buy a new machine, and while he's alive you got to feed him.

如果一个奴隶死掉了,你就得买台新的,他活着时你还要养着他

耶鲁公开课 - 古希腊历史简介课程节选

Sometimes people feed him and offer a place to stay.

VOA: standard.2010.07.06