Desdemona the mouth of the lady) that European women are unwise to marry the temperamental males of other nations. While Shakespeare followed Cinthio's tale very closely in composing "Othello", he deviated significantly in some details. He invented Desdemona's father, Brabantio, and her dissolute Venetian admirer, Roderigo. He invented the entire first act in which Iago arouses Brabantio's prejudices against Othello, and Desdemona defends her choice of husband before the King. Shakespeare considerably expanded the role of Cinthio's ensign's wife. In Cinthio, she is simply Disdemona's companion but in Shakespeare she becomes Desdemona's attendant and confidante. In Cinthio, the ensign filches Disdemona's
Emilia (Othello) comparatively minor character for much of the play; however, she serves to provide a strong contrast to the romantic and obedient Desdemona, demonstrating that she is both intelligent and distinctly cynical, especially on matters relating to men and marriage – her speech to Desdemona listing the faults and flaws of the male sex in 4.3 is a good example of this (though she does admit that women also have "frailty, as men have"). She also states in the same scene that she would be willing to commit adultery for a sufficiently high price – this shows her cynical and worldly