Responsible mining is not an option, it's an obligation we owe to our planet and future generations.
负责任的采矿不是一种选择，而是我们对地球和后代应尽的义务。
The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.
The process of mathematical discovery is not about reaching a destination, but about the journey itself.
最可持续的树是仍然屹立不倒的树。