Wheeling, West Virginia Correspondent — Policy disagreement is normal. What feels different is the willingness to treat ordinary opposition as illegitimate.

When large parts of the public and the political class see the other side as an existential threat, the strain lands on courts, election processes, law enforcement, and the basic norms around transferring power.

A bad policy can be reversed. Persistent polarization that erodes shared acceptance of results is harder to reverse, and from where I sit it’s the larger risk. I’d add that in a place like mine the sorting has a physical dimension — people who disagreed used to work the same shift. Now they don’t work anywhere near each other, and there’s no longer a room where the argument has to be conducted face to face.

Prescott Valley, Arizona Correspondent — Institutions depend on a baseline of acceptance from those who lose. Polarization has weakened it.

People increasingly sort into separate information environments and come to treat compromise as betrayal, which is a change in the moral status of an ordinary political act.

Policy fights occur inside a system. Polarization attacks the system’s capacity to process them, which is a different order of problem. Having taught, I’d note that we stopped teaching the mechanics of that system as anything other than a civics requirement to be gotten through, and I don’t think that’s unrelated.

Bismarck, North Dakota Correspondent — Treating the other side as illegitimate and treating an ordinary election result as an existential emergency damages institutions more than any tax rate does.

Courts, election administration, and basic acceptance of outcomes all come under strain when a large share of the public stops sharing a common baseline.

The version I see out here is a little different from the one on television. It’s less hatred than distance. People aren’t furious at the other half of the country. They’ve concluded it’s a foreign place with no bearing on them, and I’m not certain that’s better.

Myrtle Beach, South Carolina Correspondent — When people stop accepting outcomes and start questioning the legitimacy of the process, the institutions take the damage.

Policy is reversible. Mutual distrust of the count is not, or not quickly.

I’d own a share of this professionally. The engagement model rewards the post that makes you angry over the post that informs you, and I’ve built campaigns on that mechanic without thinking hard about the aggregate. Multiply it across every platform and every cause and you get a country that has been trained to find its neighbors intolerable.

Las Vegas, Nevada Correspondent — Policy fights are how a country stays awake. Polarization that treats the other half as illegitimate is how it stops sharing a court, a count, and a set of facts.

That’s the larger threat, because a tax bill or a tariff can be reversed and a public that no longer accepts the referee can’t reverse anything except by turnout and spite.

I work in a town that has to host everybody. Institutions here — gaming control, the counties, the unions — only function because the side that loses still pays the assessment. Nationally that habit is thinner than it was.

The assignment is keeping elections both sides will honor and courts both sides will curse and obey. Outrage as a business model makes that harder, and so does a political class that needs the other tribe to be a contagion.

Jacksonville, Florida Correspondent — Navy families live with orders they didn’t vote for. They execute. That’s what an institution is.

A country that can’t execute a statute or a count because its side lost isn’t having a policy disagreement. It’s failing that test.

Polarization becomes the larger risk when it reaches the clerk, the officer, and the judge. Short of that it’s ugly television. We’re closer to the clerk than we were.

The way back is talking about costs and statutes instead of souls. Souls don’t compromise. Costs do.

Knoxville, Tennessee Correspondent — I sit through meetings where people who disagree about everything still award a bid. That’s stability, and it’s unglamorous, and it’s the whole thing.

When the bid becomes a loyalty test, the culvert doesn’t get built and the institution was the casualty rather than the road.

National politics has been teaching local politics some bad habits. Three years ago our commission meetings were boring. Keep the fight. Lose the holy war.

Tyler, Texas Correspondent — We’ve always been loud, and loud isn’t new. What’s new is the idea that a loss is theft by definition and a win is a purification.

That’s worse than a bad farm bill. Farm bills expire.

I’ll take a bitter policy fight conducted under rules over a satisfying speech about how the rules are for the other team. The President broke a lot of manners, and manners were never the Constitution. The Constitution is still the test, and it’s still the test when the other side is holding it.