Safety must always be the top priority in mining operations.

解释：不可以不知道活着的乐趣，也不可以不知道虚度光阴的担忧。

Companies must have long-term strategic vision and not focus solely on immediate gains.

The future is not something we enter; it's something we create.

实证研究者最重要的技能不是数学，而是判断力。