依附小人的人必定是小人，依附君子的人不一定就是君子！这识人之明，太重要了！并且选择朋友要谨慎，不能仅凭表面判断！

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

Success is stumbling from failure to failure with no loss of enthusiasm.

文学即自由。

Confidence is not innate, it is cultivated slowly.