it is good to learn at another man's cost.前车之鉴

the spector sees most clearly.旁观者清

the outlook sees the games best.旁观者清

the older,the wiser.年岁增长智慧

years bring wisdom.年岁增长智慧

offence is the best defense.先下手为强

to err is human,to forgive is divine.人非圣贤，孰能无过

other times,other manners.俗随境迁

a good thing is known when it is lost.失去才知珍贵

happiness lies in having many children.多子多福

each follows his own bent.各有所好