Iago questions Othello desire for evidence of Desdemona 's unloyalty by stating, "And may; but how? How satisfied, my lord? Would you, the supervisor, grossly gape on? Behold her topped?” (3.3.394-5) and this puts thoughts in Othello 's head that he doesn 't want to think about. Iago is using Othello 's emotions against him by playing with Othello 's anger in order to persuade him to think Cassio is sleeping with his wife. It 's hard to cope with your emotions and when someone is toiling with them it makes you more susceptible in believing something that isn 't true. Iago is convincing Cassio to have a drink with Othello to congratulate him on his marriage by making him feel guilty, “Well, happiness to their sheets! Come, lieutenant, I have a stoup of wine, and here without are a brace of Cyprus gallants that would fain have a measure to the health of black Othello.” (2.3.25-8). Iago uses this against Cassio because it would be considered rude not to have a drink with your boss. In this moment he convinced Cassio that it will only be one toast to Othello so he couldn 't possibly drink too much. Behind the scenes, Iago knows that Cassio is a light drinker and he will get drunk with just a few sips of wine so once drunk Cassio would be easily controlled. Iago uses Cassio 's weaknesses against him on purpose to result in his end goal of Cassio getting fired and Iago being hired. Due to Othello 's flaws …show more content…
(3.3.95-8). Iago is asking Othello if Cassio knew Desdemona while Othello and her were falling in love. Othello wants to know why he asked, but iago won 't give him a answer. This draws suspicion that Cassio was fond of Desdemona at the same time Othello was. Iago makes Othello question Desdemona 's love from the very beginning of their relationship. He starts to think if the whole thing was never real. Iago does all of this by simply not answering Othello and Othello drawing conclusions himself. Iago is an expert at dropping sly hints because this technique is very powerful, because people are much more likely to cling to an idea when they think they arrived at it on their