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Assumptions
1 min read · 318 words
Your mind fills gaps with its own data and doesn't label the fill. What arrives feels like a single seamless observation rather than partly knowledge and partly invention.
Is this you?
Check whatever lands. Nothing is sent anywhere.
The mind fills gaps with its own data and doesn’t label the fill.
The software requires complete models to function. Where information is missing — about a person’s intention, about what will happen next, about why something occurred — the mind doesn’t leave a blank. It fills the space using whatever data is most available: past experience, existing beliefs, pattern libraries, projection templates. The fill is automatic, fast, and unmarked. What arrives in the control room is not here is what I know, and here is what I invented. It arrives as a single, seamless picture the system treats as observation.
This is how assumptions operate. Not as conscious guesses. As invisible construction.
The danger is not that the mind fills gaps — it has to. An organism that waited for complete information before acting wouldn’t survive the morning. The danger is that the fill is indistinguishable from the observed data. The assumption carries the same certainty as the fact. The one at the console cannot tell, without deliberate inspection, which parts of the model are evidence and which are plaster.
To inspect: take any strong belief about a situation and separate it into what was directly observed and what was inferred. They didn’t respond to my message is observed. They’re angry at me is fill. The meeting went poorly may be observed. They think I’m incompetent is fill. The fill is often accurate. It is also often the machinery running its most available template, which may have nothing to do with the current situation.
The practice is not to stop assuming — the system can’t. It is to notice the seam between what was received and what was generated, so the one at the controls knows which parts of the picture are data and which are the mind’s best guess wearing data’s clothes.
Invisible construction, presented as observation
Complete models are required to function, so where information is missing — about intention, about what happens next, about why something occurred — the gap doesn't get left blank. It gets filled from whatever is most available: past experience, existing beliefs, pattern libraries, projections.
The fill is automatic, fast and unmarked. What arrives isn't here's what I know and here's what I invented. It's a single seamless picture that gets treated as observation.
That's the whole difficulty. Assumptions aren't conscious guesses you could weigh — they're invisible construction, which is why you can't find them by introspection and why you can be entirely certain about a motive you manufactured.
It matters most with other people, because their interiors are structurally unavailable — you can never observe an intention, only infer one. So the proportion of invented material is highest precisely where the stakes are highest and where one question would frequently settle it.
Separate the observed from the filled
You can't catch the fill as it happens. You can take a picture apart afterwards.
Real questions
How do I stop assuming things?
You can't stop the filling — it's automatic and runs before you get access to the result. What you can do is take the picture apart afterwards: separate what you directly observed from everything else, which usually reveals that the observed portion is small. Then check the consequential parts. The skill isn't preventing the construction, it's knowing it happened.
Why am I so certain about things I've invented?
Because the fill arrives unmarked — it isn't labelled as inference, so it presents with the same confidence as the directly observed parts. There's no internal signal distinguishing I saw this from I constructed this. Which is why certainty about someone's motive is such a poor guide: motives are never observed, so that part is always manufactured.
Why are my assumptions about people usually wrong?
Because the fill comes from your own material — your past experience, your patterns, what you'd have meant by that behaviour. So you're reading them through a template built from you. It's why the actual answer, when you finally ask, is so often something that wasn't on your list at all: it came from their material, which you had no access to.
Isn't assuming necessary to function?
Entirely — you can't verify everything, and a model with blanks in it doesn't support action. The problem isn't the filling but the invisibility. An assumption you know is an assumption gets held lightly and checked when it matters. One you don't know about gets acted on with full confidence, and that's where the costs are.
How do I check an assumption without sounding suspicious?
Ask about the thing rather than about their motive. What was going on with the meeting on Tuesday? lands very differently from why did you ignore me on Tuesday? The first invites information; the second presents your construction for confirmation, which puts them in a position of defending rather than explaining.
Why do couples and colleagues get stuck on this?
Because both sides have constructed a picture from their own material, both pictures feel like observation, and the argument becomes about whose account is accurate rather than about what actually happened. Neither has access to the other's interior. Which is why the single most useful sentence is usually what did you actually mean by that? and it's almost never asked.