LogosSyllogism:All students want to LearnBrenda is a StudentBrenda Wants to Learn
Logos Commonplace--Audience alreadyEnthymeme: believes thisAll students want to LearnBrenda is a StudentBrenda Wants to Learn
LogosDeductive Reasoning: Reasoning from PrinciplesWe all know that freedom is better thanslavery, so a freer school system is clearlybetter for allInductive Reasoning: Reasoning from ExperienceIn every school system we studied, those withlater start times had better attendance andTest Scores
LogosCause/Effect:If we start school later, Students will learn more
CredibilityTrustworthinessSimilaritySpecial KnowledgeExpert Knowledge:I want to convince the principal to let students wearpolitical messages on their t-shirts. Which ethos issuesshould I consider?
The Tree of Rhetoric LogicalEmotional Credibility
Classical OrationIntroduction (Exordium):beginning the web, draw interestNarration (Narratio): factual info,define the problemConfirmation (Confirmatio): detailabout the arguments, the nuts andbolts of your caseRefutation (Refutatio): addressescounter-arguments, consideraudienceConclusion (Peroratio): satisfyingclose
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