可持续发展不是成本，而是我们一生中最大的创新机会。
Sustainability is not a cost - it's the biggest innovation opportunity of our lifetime.
我的一生都在与恐惧和焦虑作斗争。
Sustainability isn't a buzzword; it's the only way forward for mining.
Sometimes life hits you in the head with a brick. Don’t lose faith.
Social progress requires the organic combination of individual freedom and social responsibility.