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Sustainability is the future of quarrying, and we must act now.
欲望不是要被理解的东西。它是要被忍受的东西。
可持续性不再是选择,而是我们行业生存的必要条件。
In the realm of mathematics, every problem is an opportunity to discover something new and profound.
Auctions are a microcosm of how markets function—information, competition, and incentives all interact.
History does not long entrust the care of freedom to the weak or the timid.