Who is Drusilla Fawley from Jude the Obscure and what is their importance?

Drusilla Fawley is Jude's elderly aunt. Jude's aunt is a bitter woman who has been hurt by life. Jude's aunt often tells him he would be better off dead, and when she learns that he wants to marry, tells him that Fawleys should never marry because they have bad luck at it. Later, when Jude sees a picture of Sue and expresses a wish to meet her, Jude's aunt begs him to never talk to Sue. Jude's aunt is afraid that Jude will fall in love with Sue and this will lead to disaster for them both. In the end it this prediction proves to be true.