系统生产需求的速度比满足需求的速度更快，因此它自我延续。
Army’s value = loyalty,duty, respect, selfless, service, honor, integrity, personal courage .
The most important thing is to enjoy your life—to be happy—it's all that matters.
Sustainability is not an option; it's a responsibility we owe to future generations.
Sustainability isn't a cost center; it's the ultimate competitive advantage.
译文：好名声靠同事朋友传扬，好品德靠自己坚持。
悲伤是私人的事。它需要多久就会持续多久。