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出自《抱樸子·廣訾》。病到很急的時(shí)候就會(huì)覺得良醫(yī)是重要的了，世道動(dòng)亂的時(shí)候就會(huì)覺得忠貞的臣子是重要的了。

Transparency builds trust, and trust builds brands.

Innovation in natural gas extraction is key to meeting the world's growing energy demands while reducing environmental impact.