海洋保護(hù)不是對(duì)業(yè)務(wù)的限制，而是其未來的基礎(chǔ)。
采礦業(yè)必須發(fā)展以滿足不斷變化的世界的需求。
農(nóng)民興旺，社區(qū)繁榮；農(nóng)業(yè)掙扎，社會(huì)痛苦。
We need to think creatively about how to solve the world's biggest problems.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.