Institutio Oratoria

At times we must not merely avoid distinguishing between the various questions, but must omit them altogether, while our audience must be distracted by appeals to the emotion and their attention diverted. For the duty of the orator is not

merely to instruct: the power of eloquence is greatest in emotional appeals. Now there is no room for passion if we devote our attention to minute and microscopic division at a time when we are seeking to mislead the judgment of the person who is trying the case.