Lady Catherine had been rendered so exceedingly angry by the contents of her nephew’s letter, that Charlotte, really rejoicing in the match, was anxious to get away till the storm was blown over.

– Jane Austen

Pride and Prejudice, Chapter 60. Lady Catherine is so apoplectic with rage at news from Darcy that he is to marry Elizabeth, the Collinses have to flee the parsonage. Charlotte is delighted with the match and she and Mr. Collins seek shelter at Lucas Lodge till the storm blows over.