Hard Problem of Delusion

Distinguishing a clinically pathological "fixed false belief" from a deeply held cultural, religious, or ideological conviction. The standard definition—a belief firmly held despite incontrovertible evidence to the contrary—could technically apply to a devout religious person (belief in an afterlife), a political ideologue, or even a scientist clinging to a paradigm before a revolution (like pre-Copernican astronomers). The line between delusion and non-delusion is often one of social consensus, not a purely objective psychiatric criterion. This makes "delusion" a slippery, culturally-loaded diagnosis.

Example: A man believes government agents are replacing his thoughts with beams from a satellite. This is diagnosed as paranoid delusion. A man believes an omnipotent, invisible being is listening to his thoughts and guiding his life through signs. This is often called faith. The hard problem: The cognitive mechanisms—strong belief resistant to counter-evidence, interpretation of events to fit the belief—may be similar. The differentiation rests on the content's alignment with a society's dominant reality, revealing delusion as partly a social status, not just a brain state. Hard Problem of Delusion.

by Dumuabzu January 25, 2026

You-Are-Delusional Fallacy

The rhetorical move of accusing someone of being "delusional" as a way of dismissing their perceptions, experiences, or beliefs without engagement. The accusation positions the target as mentally unstable, their views as symptoms rather than claims. The fallacy lies in using the psychiatric label as a refutation—as if naming a pathology does the work of argument. But even people with delusions can have valid perceptions; more importantly, using "delusional" as a casual dismissal trivializes real mental health issues while avoiding intellectual engagement.

"I shared my near-death experience and what I learned from it. Response: 'You're delusional—that's not real.' That's You-Are-Delusional Fallacy—using a psychiatric label to dismiss an experience without engagement. Maybe it was real; maybe it was brain chemistry; maybe it was something else. But calling me delusional doesn't address any of that—it just ends the conversation while making you feel clinical."

by Dumu The Void February 28, 2026

Fat and delusional

that weird fat kid who claims that he knows how to "fight" and ends up fighting with someone, and losing instantly, then proceeds to cry and bitch like a sore loser

Guy 1:Yo did you see that fatass dude who lowkey delusional?

Guy 2: Yeah, he fought that other kid right?

Guy 1: Yeah bro, I think he still hasn't learned a damn thing, fat and delusional, what a damn combination.

by PidgeonRising December 27, 2024

A Maximally Informed Decision

And also, FALSE Russell.

Hym "You are right that who the heroes and villains are DOESN'T matter. Which is why obfuscating the 2 ISN'T GOING TO WORK. I need to be able to make a MAXIMALLY INFORMED DECISION. If obfuscating to try and trick me 'Maximally informing me?' No. It isn't."

by Hym Iam March 14, 2025

Transient Self-Defusion

(TSD)A brief, spontaneous shift in self-perception where your sense of identity temporarily loosens. It feels like your mind “zooms out” from its usual perspective, disengaging from autopilot mode and seeing life in a detached way.

“I was brushing my teeth when I suddenly felt like I wasn’t really ‘me’—just a person doing an action. Total Transient Self-Defusion moment.”

by Jaydenmh March 27, 2025

Dog Shit decisions

Referring to a person making a very bad decision.
Just like dog shit.

Person 1: I decided to make my company go full AI!
Person 2: that's just some Dog Shit decisions.

by Buttergoblin2003 May 10, 2025

Pygmalion’s delusion

A belief that a chatbot, LLM, or other AI has gained sentience or "become real" coupled with intense feelings for it, romantic or platonic.

After months of nightly conversations with the GPT-4o, he became convinced it had developed feelings for him — a textbook case of Pygmalion’s Delusion.

by Scotty49 August 10, 2025