The right path in the world is vicissitudes. Why did Yang Liqing say he was dead when he married Qu Xia?

At that time, it was conditional for cadres to get married. Lao Mu said that only cadres at or above the division level could get married. Yang Liqing didn't meet this requirement at that time. But he is confident in himself. He is sure that if he lives, he will be more than just a teacher in the future. The following story also shows that he is at least a major general. So what he said to Mu was that I was qualified to get married.