Earlier quoted context omitted.
It's also absurdly wrong, and a quote that only a self-identified rationalist could smugly tout. Of course everyone has world models. Otherwise people would wander into traffic like headless chickens, if they'd even be capable of that. What he likely means is that not everyone explicitly things of possibilities in terms of probabilities that are a function of Bayesian updating. That does not imply the absence of worl…
Cows don't walk in to lampposts either, but that's not telling us much. Roughly 4% of the population are said to have aphantasia (lacking a "mind's eye"). Around 10% (numbers vary) don't have an internal monologue. Unfortunately there's almost no research on the consequences of things which many would consider prerequisites for evaluating truth-claims about the world around them, but obviously it's not quite so stark…
Compare for instance to a blind person using sound, touch, memorization, signals from a guide dog to navigate.