出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第64页（234字）
比喻年纪虽老而壮志未衰，例“老骥伏枥，志在千里”是曹操晚年时的豪言壮语。人人亦当以此自勉!
In his old ageCaoCao said：：“The heart of an aged hero is as stout as ever!”Such invigorating words should spur us on with no looking back．