What are some paradox in The Importance of Being Earnest?

"To lose one parent may be considered a misfortune. To lose both just looks like carelessness." (True fact.)

Lady Bracknell makes light of a grave tragedy through her position of social rank in relation to the boy. The situation at hand is so impossible to believe that it is almost laughable, in fact it is so given the way it is handled. This brings the two characters closer together as, while not openly revealing Lady Bracknell's feelings, foregrounds her softheartedness and the affection she will grow to have for the boy.