可持续采石不是选择，而是我们对后代的责任。
Sustainable quarrying isn't an option; it's our obligation to future generations.
In times of disruption, the biggest risk is not taking any risk at all.
"The past is always tense, the future perfect."
成为你希望看到的世界的改变。
商业成功和环境责任可以而且应该齐头并进。
恐惧是人类如此强大的情感，以至于当我们允许它控制我们时，它会驱赶我们心中的同情。
"A personality is a full congress of orators and pressure groups, of children, demagogues, communists, isolationists, war mongers, mugwumps, grafters, prayer-makers, adventurers and clerks; with each of these in a minority of one."