Deciding

Is it a difference, a harm, or a real mismatch?

By Aaron Platt · April 15, 2026 · 3-minute read · Last updated July 14, 2026

Before a couple works on anything, there’s a question that has to get answered first, and skipping it is how people spend years pointed in the wrong direction. The question is: which of three completely different things are you dealing with? A difference that got turned into a crime. A harm that has to stop. Or a real mismatch in what you each need from a life. They can look identical on a bad night, and they call for opposite responses, so getting this wrong is expensive in a way nothing else is.

What’s a “difference turned into a crime”?

It’s the most common one by far, and the most fixable. Two people are simply built differently, one needs more closeness, one needs more space; one runs hot, one runs cool; one saves, one spends, and under the strain of living together, that plain difference got recast as a moral failing. “He needs time alone” became “he’s cold and doesn’t love me.” “She wants to talk it through” became “she’s needy and never stops.” Nobody’s actually doing anything wrong; a normal difference has been dressed up as a character flaw and then prosecuted. This is workable, often dramatically so, and it’s the kind of thing where leaving would be a real mistake, because you’d be ending a marriage over an opinion you never once questioned.

How do I know if it’s harm?

Harm is a different category, not a worse version of the same one, and it doesn’t get “worked on together.” If there’s violence, if there are threats, if someone is controlling the money, tracking where you go, cutting you off from friends and family, deciding what you’re allowed to do, that’s not a difference to understand or a dynamic to balance. It’s something that has to stop, and it comes before any other question, including stay-or-go. Couples work is the wrong tool here and can make things more dangerous, because it treats two people as equal halves of a shared problem when one person is being harmed by the other. If this is your situation, the right first step isn’t coaching. In the US, the National Domestic Violence Hotline is 1-800-799-7233, or text START to 88788, and in immediate danger, call 911. Please start there.

What does a real mismatch look like?

Sometimes it’s not a difference that got distorted and it’s not harm. It’s just true. One of you wants children and the other genuinely, permanently doesn’t. One of you needs a real partner and the other has shown you, over years, not in a bad moment, that they don’t want to be one. A real mismatch isn’t a misunderstanding, and no amount of insight dissolves it, because there’s nothing false in it to correct. The kindest thing you can do with a real mismatch is be honest about it, rather than spending five more years running exercises designed for the first category on a problem that was never in it. Honesty here isn’t giving up. It’s refusing to waste both of your lives pretending.

Why does the order matter so much?

Because each category has a different first move, and using the wrong one makes things worse. Try to lovingly “accept” a harm and you’ve told someone to tolerate the intolerable. Try to “fix the communication” on a real mismatch and you’ve dressed up a fundamental gap as a skills problem, which just delays the honesty and deepens the resentment. Try to leave over a difference-turned-crime and you’ve thrown away something workable over a bad opinion. Getting the sort right first is what makes everything after it possible. This three-way read is the first thing the stay-or-go work does, and the whole way of thinking is in The Unforgiven Self.

If this essay described your marriage: the stay-or-go work.

Also close to this: Should I stay or should I go: a way to actually decide · When one of you is leaning out and one is leaning in · "You always": how one moment becomes a life sentence · How to tell if someone is right for you.