The market is always changing, but the constant is a deep understanding of customer needs.

Technological innovation in mining isn't about replacing people, but about making their jobs safer and more productive.

That’s been one of my mantras—focus and simplicity.Simple can be harder than complex，you have to work hard to get your thinking clean to make it simple.

真正的纽约人暗中相信，生活在其他地方的人在某种意义上一定是在开玩笑。

To be a Jew is to be a witness.

The Tour is won in the mind.