曾子说：“我每天都要多次提醒自己：工作是否敬业？交友是否守信？知识是否用于实践？”

Machinery is the great civilizer of our age.

Innovation in quarrying isn't just about new technology - it's about new thinking.

市场保持非理性的时间可能比你保持偿付能力的时间更长。