“This is unprecedented,” said Democratic pollster Mark Mellman. “It will be the first time in the history of polling that we’ll have both major party candidates disliked by a majority of the American people going into the election.”

Pause to let that sink in, to compare this dyspeptic situation with previous elections — and consider the implications for governing.

Some historical perspective: All three candidates are more unpopular than the losing presidential candidate at any point during the past five election cycles, according to Gallup data.

If the nominees are Trump and Clinton, said Republican pollster David Winston, “You’re probably looking somewhere in the neighborhood of three out of 10 Americans having a negative view of both. You could have a very frustrated electorate by the time we get to Election Day.”