Anything less than that is trying to fight a war of necessity on the cheap,".

VOA: standard.2009.11.16

Poetry is a response to the daily necessity of getting the world right."

诗歌是对世界正确转动的琐事的反应“

耶鲁公开课 - 现代诗歌课程节选

It is a necessity. He believes that the first priority of any climate bill enacted by Congress must be to put a cap on global warming gases.

VOA: standard.2010.06.14