我不考虑年龄。我考虑的是人们的精神和能量，以及他们是否积极乐观，是否有趣相处。

I think it's very important to have a feedback loop, where you're constantly thinking about what you've done and how you could be doing it better.

Technology in mining isn't about replacing people; it's about empowering them to do better work.

There is no history except as it is composed.

我们相信上帝，其他所有人都必须提供数据。