I used to do Tarot card demonstrations for friends, explaining exactly what the psychology was, that it was just arbitrary noise and they were projecting on to

I used to do Tarot card demonstrations for friends, explaining exactly what the psychology was, that it was just arbitrary noise and they were projecting on to random open ended ink blot like designs and assigning meaning to it. Didn't work. All my friends believe now I am psychic. Because how could I know these things that I showed them?