Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.
墙上那个嘲笑你的时钟,可能是你老板的;但是朋友,时间是你自己的。
不要以为春天已经离去无处可寻,绿荫下还有未开放的花朵
If your dreams don't scare you, they are too small.
我们读书是为了发现自己是谁。