This is what Stephen Colbert called "truthiness". People want to believe what they feel is true even if it is directly contradicted by evidence.

https://en.wikipedia.org/wiki/Truthiness

A very important callout. It's the crux of the whole thing really. Humans are easily susceptible to deception by statements that are structured to be believable.

Sure. But that's not the subject.

Please stop trying to police what the subject is to suit your own arguments.