I can discover psychopath easily. Because I feel the difference between true and false empathy. The key word is empathy. There are borderline psychopaths, also. They are in some ways empathetic in some not. God gave me the gift (or curse, curse often, because it's overwhelming), knowledge of the various nuances of the human psyche. And, straight to the core of the problem. Scorpio Midheaven. Sometimes, I'm scared of some people psyche and from my knowledge about that.