NEW CIVILITY WATCH: The Dems’ newest phrase in raging at the GOP is to go ‘Kill yourself.’

In almost any other era, the hostile exchange between EPA Administrator Lee Zeldin and Rep. Rosa DeLauro (D-Conn.) would have been an instant embarrassment on Capitol Hill.

But at a time when political violence is becoming frighteningly common and widely accepted, DeLauro’s nasty suggestion that Zeldin drink a glass of weed killer marked just another day in the trenches.

Dripping with bitterness, the 83-year-old, purple-haired DeLauro is often an embarrassment to Connecticut and more sober-minded Democrats with her nutty bluster.

She outdid herself Monday, and certainly wasn’t interested in Zeldin’s factual and workmanlike testimony, saying it sounded “like a climate change denier’s manifesto.”

When he countered by citing court rulings in the EPA’s favor, she was ignorant of the cases, but in no mood to learn.

“I don’t have to listen to this BS!” she raged.

Writing later on X, Zeldin said she “apparently believes that when you don’t have anything good to say, you should instruct the person you are debating to kill themself.”

In 1987’s The Closing of the American Mind, Allan Bloom wrote, “We have here the peculiarly American way digesting Continental despair. It is nihilism with a happy ending,” adding that “the new American life-style has become a Disneyland version of the Weimar Republic for the whole family.” That Weimar-style nihilism has taken a far darker turn over the past decade:

The establishment left accepting such a dark worldview is what leads to headlines such as this: