A DEMOGRAPHIC SEA CHANGE: “Finally, buried deep in the report is the most telling number of all: In the last year the number of “first” births dropped to the lowest level ever recorded in America. What does that mean? It means that we’re slowly bifurcating into a country where there are two kinds of adults: people who have children, and people who do not. The people who have children are inclined to have seconds and thirds. But for the first time in our nation’s history, we’re growing a sizable cohort of adults who remain childless their entire lives. And a sea change like that never happens without consequences.”