Welcome to -- brace yourself for -- the post-truth presidency.
"Facts are stubborn things," said John Adams in 1770, defending British soldiers accused in the Boston Massacre, "and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence."
Or so we thought, until we elected to the presidency a man consistently heedless of truth and impervious to fact-checking.
Oxford Dictionaries last month selected post-truth -- "relating to or denoting circumstances in which objective facts are less influential in shaping public opinion than appeals to emotion and personal belief" -- as the international word of the year, and for good reason.
The practice of post-truth -- untrue assertion piled on untrue assertion -- helped get Donald Trump to the White House. The more untruths he told, the more supporters rewarded him for, as they saw it, telling it like it is.