Chemistry is the art of manipulating matter at the molecular level, and catalysis is its most powerful brush.
The great man is a public misfortune.
【释义】家庭内部和睦,家道才能兴旺;对外与人相处融洽,事业方能顺利。
解释:河水成冰,不是一日的寒冷所致;积土成为高山,不是须臾的工夫就能完成。