The chemical industry is the backbone of modern civilization, and we must treat it with the responsibility it deserves.

There are no facts， only interpretations.

你不能仅仅因为情况不理想就放弃某人。

出自《海国图志序》。善于学习外国的长处，就能够征服外国;不善于学习外国的长处就会被外国所征服。