The phrase "I am not what I am" (I.I.69) basically translates to "I am not what I appear to be," but it goes much deeper than that. If you are not what you are, that what are you? It 's really a paradox: a person can be one thing in appearance, but the interior can be starkly different. Iago is never what he appears to be, taking on a chameleon-like ability to cahnge his character to suit a situation. Later, he virtually wishes himself into nonexistence when he says "Men should be what they seem, or those that be not, would they might seem none!"(III.III.148-149). Iago 's hypocracy has a bit of foreshadowing to it: here is a man who is not what he appears to be, he tricks people into thinking that he is something he is not, and through his cruel shceming, he brings about his own downfall.
"I am not what I am" also has some biblical connotations to it. In Exodus, 4:14, Moses asks God what name he should refer to him as to the Pharoah. God 's response is, very strongly, "I AM WHAT I AM," which is in opposition to "I am not what I am." Was Shakespeare using a biblical allusion to hint that Iago is opposite of God, and therefore a devil? In Shakespeare 's time, and among the Anglican Christians that made up his audience especially, the Devil was the ultimate villain. Later, towards the end of the play, Othello makes an interesting statement: "I look down towards his feet -- but that 's a fable. If