释义:跟交情浅的朋友说过深的话题,是愚蠢的;生活贫困的人总是希望得到富贵者的施舍,是糊涂的;没有取得他人的信任就进献忠言,会被误解为批评。  
指情感所专注的,正是我们这些人。
当我们努力变得比现在更好时,周围的一切也会变得更好。
Mathematics is the foundation upon which all sciences are built.
Enterprises must have the courage to take responsibility and play a leading role in energy transformation.