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A sustainable future for coal depends on our ability to integrate cleaner practices without sacrificing the livelihoods of those who depend on the industry.
电商的未来在于个性化服务,而不是规模化生产。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
互联网不是万能的,但它正在改变一切。
预测未来的最好方式就是创造未来。
不必担忧财富不多,只须担忧财富不平均,不必担忧人口稀少,只须担忧境内不安宁。……既来了,要使他们安家乐业。