Joyfully , she decides to cast aside her folly and dissipation , and uses her talents energetically to be a good wife , a fervent friend , and a kind mother , and she ends the book by saying laughingly , `` Now , Lady Delacour , to show that she is reformed , comes forward to address the audience with a moral-a moral !
She ends the book by saying , while laughing , `` Now , Lady Delacour , to show that she is reformed , comes forward to address the audience with a moral-a moral !