    Sentence : An arresting one occurs in A  Passage to India (Chapter XXI) in which  Forster describes a small building as a flimsy  and frivolous erection, while in The Mayor of  Casterbridge (Chapter XVI) the Mayor himself  beheld the unattractive exterior of Farfrae's  erection.    Sentence 2: Erection can have some dirty  connotations that catch the eye.