In general, overuse of intensifiers negatively affects the persuasiveness or credibility of a legal argument. Aristotle believed that the ethos, or credibility, of the manipulator contributes to his persuasiveness. The lecturer needed to have both charisma and persuasiveness in addition to a loud voice. The perceived credibility of a source can greatly affect a message's persuasiveness. Normally this assumes some degree of intellectual flexibility, agility or persuasiveness. He knew how much courage and persuasiveness were valued at Rome. Dissemination can be powerful when adding rhetoric or other forms of persuasiveness to the speech. Ultimately, he was convinced by Bono's persuasiveness and the band's enthusiasm for the collaboration. Anton Harapi was highly esteemed for his patriotism and persuasiveness. Applications of subliminal stimuli often base themselves on the persuasiveness of the message. By understanding the persuasiveness of these appeals, Reid believes one can better understand wartime behavior. His mother's persuasiveness and his respect for Tagore finally convinced him to try. In it, Armstrong presents 194 principles designed to increase the persuasiveness of advertisements. The persuasiveness of the Court's decisions reaches far beyond Washington's borders. A variable is essentially anything that can "increase" or "decrease" the persuasiveness of a message.