Dullard
noun
A slow or stupid person
Regardless of your accepting the fact or not, you had a know-it-all period prior to your reading addiction. You were under the impression that you had an open mind, dintcha? You were the shit, you thought a lot, you knew so much more than the average idiot, you had an immense world view, you knew how shit happens, you knew a lot about life.
And then you took up reading.