书籍是最安静、最恒久的朋友；它们是最易接近、最明智的顾问，也是最耐心的老师。

The greatest enemy of a good plan is the dream of a perfect plan.

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

The artist must be a witness to the eternal.

Known for all that you were during this brief stay.How sad it seems to leave this earth without those you love the most ever really knowing who you were.

给你敬佩的人写信或打电话，请他们提供建议或与其会面的机会。你永远不知道谁愿意跟你见面。最后你会从这些人身上学到很多重要的东西，建立你在余生都可以享用的人际关系。在生命早期结交的人，会与你缔结非同寻常的感情纽带。