They should focus on the boring conservative women then. Those are the ones who would marry young and won't have ambitions of their own. But they want the bright progressive women who have ambition and want to build a career. then they offer them to settle and marry, meaning leaving their careers for a decade or more. Those women doesn't like it, so they break and use euphemism, because they know that if they are honest, Larry would try to manipulate and pressure them. And they would be considered selfish for not prioritizing them. So instead they suggarcoat their rejections to Larry.