前事不忘后事之师 meaning in Chinese

you can draw lessons from the past if you don't forget it

Build me a son whose heart will be clear , whose goal will be high ; a son who will master himself before he seeks to master other men ; one who will reach into the future , and never forget the past
恳请为我培养一个心地清明、目标高远的儿子，使他成为一个能责人之心责己的人，一个前事不忘后事之师的人。
Past experience , if not forgotten , is a guide for the future . it will keep on carring unflaggingly . and it sill go on trying their best to realize “ trustworthiness ” and “ material benefit ” , it will servethe best service to realize a further development
前事不忘后事之师， “见硕”牌产品将不负众望，继续在“可靠”与“实惠”上励精图治，锲而不舍，以最优良的服务与广大客户共创辉煌。