Our predictive and assessment perspectives have served my household well for about 20 years ... and individually for decades before that.
In a very rapidly changing hazardous environment--e.g. civil chaos or war--your rigid, narrow criteria for assessing truth would likely get you and your family killed early on.
I will give you this. Once you have dedetermined to misrepresent a person, you hold nothing back. You go all in. Not good, but true.