可持续性是采石业的未来，我们必须立即行动。
Sustainability is the future of quarrying, and we must act now.
"We must constantly challenge our assumptions and be willing to change our minds."
历史不仅仅是关于过去；它是关于过去如何塑造未来。
你爱得越多，就能爱得更多——而且爱得更强烈。
The most sustainable forests are those where local communities have both a stake and a voice.