"The opinions of experts concerning the future are accorded great weight . . . but they’re still just opinions. While I take a dim view of forecasts, and especially of opinions presented as facts, I do believe there are such things as facts. Unfortunately, however, the concept of 'facts' is among the casualties of the increasingly partisan environment. Recently we have seen both the elevation in status of 'non-facts', as well as the tearing down of 'real facts'."