孙立群先生在《解读大秦政坛双星》的第四讲《吕不韦时代开始了》中称信陵君是在秦军大举攻打魏国,魏军节节败退的危急时刻,被魏王派出的使者劝说回国的。使者说了这样一段话:“公子之所以在诸侯中有很高的威信,是因为您是魏国宗室,现在魏国有难,您不去解救,一旦秦军攻下大梁,把魏国宗室祖先的宗庙夷为平地, In his speech ”Lv Buwei Times Opens in the Fourth Lecture of“ Lu Buwei ”, Sun Liqun said at the critical moment when the Qin army massacred the Wei and Wei military retreating steadily and the messengers sent by Wei Wang persuaded them to return to China . The messenger said something like this: "The reason why the son has a high prestige in the princes is because you are Wei Guozong, Wei is now in trouble, and you do not go to rescue. Once Qin captured the girder, Ancestral temple razed to the ground,