From the story "The Importance of Being Earnest", w<span>hat is ironic about miss prism's expressing concern for Jack and admiration for his devotion to his brother is her pretenses of not knowing the truth that Jack had a real brother.
Dramatic irony is used in this story because the audience already have the idea about Jack's family and somehow know the concluding part of the story.</span>
He just wanted a quick way to get out of a situation so he blinds him because he feared for his life and didn't really want to kill he would rather escape.