Sustainability isn't an option anymore; it's a necessity for any responsible mining company.

Innovation distinguishes between a leader and a follower.

数学的语言是普遍的，超越了文化和语言的障碍。

And we also suck in messages from everything from the television, to advertising, to marketing, etc. These are hugely powerful forces that define what we want and how we view ourselves. When we're told that banking is a very respectable profession, a lot of us want to go into banking. When banking is no longer so respectable, we lose interest in banking. We are highly open to suggestion.