解释：使用毒性大的药物治疗疾病时，病情十成中只能去掉六成就要停药，以免伤害正气。

The pharmaceutical industry must balance profit with purpose—our mission is to heal.

"The past is always with us, and it shapes who we are and how we see the world."

I don't believe in eternity, but I believe in the trace.

Innovation in fisheries management must balance economic needs with ecological responsibility.

我们今天所做的每一个决定都为明天的森林播下种子。

最好的投资是投资于自己的事业。