Indeed,volatile food prices, population growth, low agricultural productivity and the potentially devastating effects of climate change make it a particularly daunting challenge. The IFAD president says over the past 30 years, agricultural productivity in developing countries has been stagnant or in decline. He blames it on years of under-investment.

VOA: standard.2010.03.29

The "parable of the talents" rewards hard work and investment; and it's satisfying because it does that, but it also instills an anxiety about non-productivity.

才能的寓言“奖励努力工作和投资的人;,这很令人满意，但同时它也会造成关于无生产力的忧虑。

耶鲁公开课 - 弥尔顿课程节选

The "parable of the talents" rewards hard work and investment; and it's satisfying because it does that, but it also instills an anxiety about non-productivity.

才能的寓言“奖励努力工作和投资的人;,这很令人满意，但同时它也会造成关于无生产力的忧虑。

耶鲁公开课 - 弥尔顿课程节选