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Sustainability is not a cost - it's the biggest innovation opportunity of our lifetime.

而是根據國家的具體情況，去掉那些無益于實用的東西，這就足夠使國家的財利增加一倍了。?

The limits of sense are not to be determined by the narrow bounds of our own capacities.

翻譯：君子處世待人，不論外出還是靜處，不論沉默還是暢談，都能得宜。