今是昔非

Explanation: See "Jinshizuofei." 　　Source: Ming Wang Shi-zhen, "Gu Gu is not recorded," If this is the past of their non, not Gu Gu and who can not be two or three hundred is also solid. " Thesaurus:  change with each passing day, as swift as an arrow, present are right and past are wrong, the present cannot compare with the past, Xi is not actually, And progress day by day, day by day The Wind, Animal day Antonym Group:  stress the past,not the present, Zungubeijin, Mugubaojin, affirm the past, not the present, Guiyuanjianjin, Guiyuanbijin, This ancient light weight, eulogize the past at the expense of the present