DEAR MISS MANNERS: I’ve always had difficulty with making conversation and verbalizing my ideas. Even though I’ve worked in a management position in a professional office, chatting just doesn’t come easy to me. It has been suggested that I might have Asperger’s. More times than I can remember, I’ve been told “You’re so quiet!” — either alone or in the presence of a group. Since I’m not good at conversing, being put in the position of having to defend myself via conversation is extremely frustrating and embarrassing. It seems like any response I give comes out as defensive and unkind, or else …