Jalaluddin Rumi said this quote
“ Eblis said, No man who thinks ill, will hear the truth despite a hundred signs.When one who fantasises is presented with reason his fantasies increase.When one talks to such a person, their words become the very cause of that person's fantasy. The crusader's sword is a tool for a thief.So the response to him is silence and peace; to talk with an idiot is insa ”