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可持续性不是一种选择,而是我们对后代的责任。
Art is the daughter of freedom.
我们可以用言辞说出事情,也可以用言辞来实现事情。
The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.
盈利能力和可持续性不是对立的,它们是一枚硬币的两面。
"Imagination is more important than knowledge."