Example-lines of reasoning that your audience can relate to “What if I do obey? How may the duke be therewith satisfied, whose messengers are here about my side upon some present business of the state to bring me to him?” Othello and Brabantio work for the same boss – the Duke. By appealing to Brabantio’s mutual interest in not displeasing their boss, Othello convinces Brabantio not to arrest him on the spot.