t them down.Li Laotai wiped the tears from her eldest grandson's eyes."Reading is for understanding principles, so you can stand out and excel. Even if you don't pass the exam, like your father, you c..., our family will definitely show our gratitude!" Li Laotai pulled out her handkerchief and pretended to wipe away tears.She couldn't help but sneak a peek at Dr. Chang's silvery white beard, feeling...