The following are purely clinical terms.
Clinical progression is: Idiot, Imbicile, Moron.
Fool me once, shame on you.
Fool me twice, shame on me.
Fool me three times, I am an idiot.
Fool me four times, I am an imbicile.
Fool me five times, I am a moron.
Now we know why law enforcement does not catch on.