Kayne acts like someone with BPD.
While he may be successfully medicated he may stop taking them to feel more creative /alive and slowly becomes divorced from reality. Pimp mama kardasian (Kris) uses this for publicity purposes.
Trump suffers more from narcissistic personality syndrome, where the Narcissistic personality disorder whixhis a mental condition in which people have an inflated sense of their own importance, a deep need for excessive attention and admiration, troubled relationships, and a lack of empathy for others. But behind this mask of extreme confidence lies a fragile self-esteem that's vulnerable to the slightest criticism.
Biden makes the odd slip of the tongue,
Don’t we all
but is clearly sane.