The chemical industry must lead the charge in sustainability, or we will all pay the price.
化工行业必须在可持续性方面引领潮流，否则我们都会付出代价。
To dare is to lose one's footing momentarily. Not to dare is to lose oneself.
世界上没有什么比笑声和好心情更具感染力了。
Peace is not the absence of war, but the triumph of justice.
"The past is always tense, the future perfect."
任何圆的面积等于一个直角三角形，其中一条直角边等于半径，另一条等于圆的周长。