The worth of a psychological theory is measured by its usefulness.
The mining industry has a responsibility to leave communities better than we found them.
"Hope is the only thing stronger than fear."
當(dāng)一種程序語(yǔ)言的程序需要引起注意時(shí),它是低級(jí)的。
釋義:用兵之人,不出手則已,一旦出手就必須展現(xiàn)霸主之氣。
Coal built the modern world, and it's our responsibility to ensure its legacy is managed with wisdom.