After ethos, Aristotle’s second kind of proof is pathos: putting the audience in a frame of mind. He studied anger, fear, pity, confidence and other feelings closely, because, as he observed, people judge differently when they feel differently.
Writers reach feelings through stories (one person’s experience), images (details a reader can see), word choice (connotation), and appeals to shared values (fairness, safety, home, freedom).
🔑 Key idea
Pathos persuades by stirring the audience’s feelings so they care about the claim. It is fair when the feeling fits the facts, and unfair when it replaces the reasons.
💡 Why it works
Facts alone can leave a reader unmoved. A number like “300 students” is easy to skim past; one student waiting in the dark for a late bus makes the number matter. Emotion tells readers why the facts deserve their attention.
✏️ Worked example: Pathos in Lincoln
Lincoln’s Second Inaugural Address (1865) ends: “… to bind up the nation’s wounds; to care for him who shall have borne the battle, and for his widow, and his orphan …” What feelings does this aim for, and how?
The image of the nation as a wounded body calls for care rather than anger.
“His widow, and his orphan” narrows the war to single families a listener can picture.
The feelings are compassion and shared duty, fitting for a nation near the end of a long war.
Answer: Concrete images of wounds, widows and orphans stir compassion and a sense of shared duty.
✏️ Worked example: Fair or unfair?
Two letters ask the town to fix a broken streetlight. A: “Last week my neighbor, walking home from her night shift, tripped on the dark corner of Elm and Fifth and broke her wrist.” B: “If you don’t fix this light, you don’t care whether our children live or die.”
A tells a true, specific story tied to the problem: the dark corner caused a fall. The feeling fits the facts.
B makes the reader feel accused and afraid, but gives no reason. It also treats the reader as an enemy, which hurts ethos.
A uses pathos fairly; B uses feeling in place of an argument.
Answer: A is a fair appeal; B swaps reasons for fear and blame.
⚠️ Common mistake
Treating every appeal to emotion as a trick. Emotion that matches the truth is a fair part of persuasion: a real harm should feel serious. It becomes a fallacy when sympathy is asked to do the work of evidence, as in an appeal to pity, or when the emotion is out of proportion to the facts. Check: take the emotional words out. Does an argument still stand? If yes, the feeling is helping the reader see the weight of the facts.
Sort each appeal.
Practice
Pass with 3 right answers, the last 2 in a row. Each right answer earns 2 XP.
Aristotle, Rhetoric (4th century BC), Book I, ch. 2 (the definition and the three kinds of proof) and Book II, ch. 1 (good sense, good character and goodwill); English translation by W. Rhys Roberts (1924)