Efficiency and technology are the keys to surviving in a volatile oil market.

通往力量的道路总是在建设中。

优势方法是识别人们的优点并基于这些品质进行建设。

We must balance economic growth with ecological preservation—there's no other option.

善恶之间的界限是可渗透的，任何人在环境的推动下都可能跨越它。