We make things to remember, and we remember by making things.
Sun don't shine forever.
解释:人有知识,犹如树木有枝叶,树木有了枝叶,能带给人阴凉,人有了知识,就可以为人民做更多的事。
 言辞和行动不是分离的,而是紧密相连的。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.