Chatting is a normal human habit ... but Christopher finds it very strange. Why? On chatting Christopher has Asperger"s Syndrome, which, among other things, means that he finds it hard to interpret how other people react and how they think. This makes conversation difficult for him ... And she said,"You"re Christopher, aren"t you?" I said,"Yes. I live at number 36." And she said, "We haven"t talked before, have we?"...