让人受益终身送给毕业生英文励志名言短句正能量的句子

　　72、By falling we learn to go safely.

 

　　吃一堑，长一智。

 

　　73、By other's faults， wise men correct their own.

 

　　他山之石，可以攻玉。

 

　　74、By reading we enrich the mind; by conversation we polish it.