Technicality people do not always express emotions the same way physically despite what may be the "consensus" on what an expression is believed to be. It can d

Technicality people do not always express emotions the same way physically despite what may be the "consensus" on what an expression is believed to be. It can differ culturally for one, let alone neurological conditions or neurodiversity. Human vision isn't strongly reliable - just the current standard. If somebody claims they don't have HIV when their tests come back positive it is clear which one wins out.