The biggest divide in the Democratic Party is not between left and center. It’s between those who believe once Trump is gone things will go back to normal, and those who believe that our democracy is under a threat that goes beyond Trump. Everything flows from this debate. If you believe the former, simply surviving the moment is enough. If you believe the latter—as I do9—then you have to be willing to contemplate ideas that were off the table even a few years ago.
