可持续发展需要平衡经济效益与环境保护。

The fickleness of the women I love is only equaled by the infernal constancy of the women who love me.

解读：这是人生规划的关键三连问，盘点现有资源、明确目标，进而知晓需割舍的东西，合理规划人生走向，避免盲目奔忙。

Man barricades against himself.

采矿效率不仅仅是削减成本，而是在减少浪费的同时最大化价值。