求知若饥，虚心若愚。

A well-run quarry is a symphony of logistics, efficiency, and teamwork.

A company's greatest asset is its people, and investing in them is the smartest business decision you can make.

In the new century, I think we will all be insane.

发现恒星围绕银河系中心的超大质量黑洞运行是天体物理学的一个转折点。