The key to Iago's deception is his ability to convince others that he is on their side. This first emerges when Iago convinces Roderigo to “put enough money in [his] purse” to pay Iago for his services (1.3.316). Iago then tells the audience that he would "waste time with such a snipe if it were not for my sport and profit" (1.3.318-323). This sets the stage for the rest of Iago's betrayal where he constantly tries to make himself the protagonist while being the antagonist behind the scenes. Furthermore, through Iago's feeling of needing to protect himself from appearing as the villain, it becomes clear that he has thought about all the possible implications his act could bring upon him, which is ironic considering how little he cares about the implications of its action on others. Through juxtaposition, Shakespeare demonstrates how Iago loses sight of humanity while still having enough reasons to carry out his carefully planned betrayal. Continuing with the pattern of differentiating between thoughts and actions, Shakespeare uses this juxtaposition again when Iago convinces Cassio that he is “right,” while asking, “what is it then that says I play the villain?” When this advice is free, I give it and am honest” (2.3.245-247). The juxtaposition