Jealousy is a major theme in Othello, driving the actions of several characters.
Appearance versus reality is a central theme in Othello, as characters struggle to discern the truth amidst deception and illusion.
'I am not what I am' - Iago
'I'll tear her all to pieces' - Othello
'Sblood, but you’ll not hear me!'-Iago
'What a full fortune does the Thick-lips owe' - Roderigo
'Poison his delight... Plague him with flies.' - Iago
'A black ram is tupping your white ewe' - Iago
'She did deceive her father, marrying you' - Brabantio
'the devil will make a grandsire of you.' - Iago
'Because we come to do you service and you think we are ruffians, you’ll have your daughter covered with a Barbary horse. You’ll have your nephews neigh to you. You’ll have coursers for cousins and gennets for germans.' - Iago
'your daughter and the Moor are now making the beast with two backs.' - Iago
'Thou art a villain!' - Brabantio
'Strike on the tinder, ho! Give me a taper, call up all my people! ... Light, I say, light!' - Brabantio