Waste is a design flaw.
有时会得到未曾料到的赞美声誉,有时会碰到求全苛责的毁谤攻击。
The future of sustainable chemistry lies in developing catalysts that work under mild conditions.
检验一个经济学家是否优秀的标准,是看他能否比别人更好地解释过去。
Every mathematical problem has a solution; it's just a matter of finding the right perspective.