布尔值最好的地方是即使你错了，你也只错了一点点。
The best thing about a boolean is even if you are wrong, you are only off by a bit.
Good means not merely not to do wrong， but rather not to desire to do wrong.
服务是企业的灵魂，没有服务就没有客户。
我们都有缺陷，那是光照进来的地方。
最好的表演来自于诚实和脆弱的地方。
长夜黑暗，处处险恶。
Sustainable quarrying isn't an option; it's our obligation to future generations.
创新不是口号，而是要在每一个细节上不断突破。
在追求让你灵魂燃烧的事物时无所畏惧。
Innovation in mining technology is what will keep the industry alive in the next century.