How we cite our quotes: (Chapter.Paragraph)
Quote #10
A terrible dread gripped her all the while: that he could be so heavy and utterly inert, unresponsive, apart. The horror of the distance between them was almost too much for her—it was so infinite a gap she must look across. (2.133)
Well, this is the big reason behind Elizabeth's feelings of alienation and despair: she has to confront the infinite—that is, death and all the unknowable things that it entails. Pretty scary stuff indeed.