Every ton of ore we extract carries with it a responsibility to the future.

Time moves differently in memory than it does in life.

Never underestimate the power of a single breakthrough to change millions of lives.

智力不是储存信息的能力，而是知道如何使用它。

Spend each day trying to be a little wiser than you were when you woke up.

强调用户至上的经营理念。