The Sentence That Sounds Like Data and Isn't

You have a sentence like this in something you have shipped. Not the same words, but the same move: a claim dressed up as an observation, when what actually happened is that you guessed and then wrote the guess down with total confidence.

Mine turned up nine emails deep in an onboarding sequence for a tool I am building on the side. The sequence teaches for the first two weeks, then asks for money in the second two. Reasonable enough shape. Somewhere around email four I had written: “the single biggest difference between people who get value out of this and people who don’t is…”

Good sentence. Definite. Reads like something you would only know from watching a hundred people use the thing and noticing the pattern. I had watched zero people use the thing. There were no people. The product had no paying customers at all, which meant there was no population of “people who get value” to have a biggest difference between.

Rereading the same draft, I found three more just like it: “most people open with a task”, “in rough order of how quickly they pay off”, “most people discover about a fifth of what’s actually in there.” Four separate sentences, four specific-sounding claims about how users behave, and not one observation sitting behind any of them. I had written up a research finding in the voice of someone who ships to a room full of real people and watches what happens. I had shipped to nobody yet.

Why this sentence is so easy to write

The reason it slides past you is that it does not feel like a lie while your hands are producing it. It feels like good copy, because it is good copy. “The biggest difference between people who succeed and people who don’t” is a strong sentence shape. You have read it in a hundred solid onboarding flows and a hundred solid books, and your hands know how to produce it on command. That is the trap: you are not recalling a memory, you are pattern-matching to the shape data usually arrives in, and the shape is so familiar it fools the person typing it as easily as it fools the person reading it.

It is also the sentence that moves a reader forward, which is exactly why you reach for it under deadline. “Most people open with a task” pulls someone into the next paragraph. “Some people open with a task, we genuinely don’t know why yet” does not. The confident version does the job the copy exists to do, so confidence gets rewarded even when nothing has earned it, and nothing in the moment of writing tells you which one you have just produced.

Where you already have one of these

This is not a marketing-copy problem specifically. It just shows up loudest there, because marketing copy is optimised for confidence and nowhere else in your writing gets read that closely. Go and check the other places you write as if you have already watched the pattern.

The README that says “most teams configure it this way” when you have shipped it to your own team and one other. The support article that says “this usually happens when” off a single ticket. The pitch deck slide claiming “customers tell us” because one customer said something once, in passing, and you liked how it sounded once you generalised it to all of them. The retro note that “the team tends to underestimate frontend work” from a sample of two sprints. Every one of these is the same move: a guess, or one data point wearing a population’s clothes, because the population-level claim is simply the more useful sentence to have on the page.

None of it is dishonesty in the way you’d catch yourself doing on purpose. You are filling a sentence-shaped hole that wants a claim, and the claim that fits best is nearly always the confident one. Confident claims about groups of people read exactly like observed fact, right up until someone asks you how you know.

The fix costs about one clause

I did not just cut the four sentences and move on. I wrote a check that scans every template in that sequence for the actual tells: “most people”, “on average”, “studies show”, a bare percentage. Anything that matches gets stopped before it ships. It caught the three I had already found by eye. It also caught a fourth I had missed on the same careful read-through, which is the real argument for building the check instead of trusting yourself to read carefully: a careful read is still just you, marking your own homework with the same brain that wrote it.

The rewrite is smaller than you would expect. “The single biggest difference between people who get value and people who don’t” became “here’s the thing worth trying first, based on how this is built, not on watching anyone use it yet.” Less punchy, sure. Also still true next month, in a way the invented version was never going to manage, because the invented version has exactly one fate: it gets quietly rewritten the day someone checks it against reality, after it has already been read as fact by everyone who saw it first.

The honest version only feels like the boring choice while you are writing it. The confident one is the actually boring choice. It just waits a few weeks to cash that in, in front of someone whose opinion of your judgement you would rather have kept.

Go and find yours. It is not hard once you know the shape: a specific-sounding claim about what “most people”, “the data”, or “users” do, sitting in something nobody has checked against an actual human yet. You already know which sentence it is. You wrote it with exactly the same confidence I wrote mine.