Innovation in coal mining isn't about reinventing the wheel, but about making the wheel more efficient and environmentally friendly.
藝術(shù)的作用是使熟悉的事物變得陌生，使陌生的事物變得熟悉。
過去是一道永不愈合的傷口。
Children totally accept — and crave — family rules. “In our family we have a rule for X” is the only excuse a parent needs for setting a family policy. In fact， “I have a rule for X” is the only excuse you need for your own personal policies.
采礦效率不僅僅是削減成本，而是在減少浪費(fèi)的同時(shí)最大化價(jià)值。
"In the silence of a scene, the truth of a character is often revealed."
我學(xué)得越多，就越意識(shí)到自己不知道的還有多少。
質(zhì)量不是一種行為，而是一種習(xí)慣。