The best ideas come as jokes. Make your thinking as funny as possible.

Quality is not a position; it is a practice.

Sustainability must be at the core of every decision we make in the coal industry.

We are all prisoners of our own minds.

过去是一个跟随你到任何地方的影子。

我努力以正直和真实的方式生活。

创新是将变化视为机会而非威胁的能力。