请把下面的谚语翻译成地道的汉语?All time is no time when it is past.A young idler ,an old beggar

题目

请把下面的谚语翻译成地道的汉语?All time is no time when it is past.A young idler ,an old beggar

答案

光阴一去不复返
少壮不努力,老大徒伤悲.