Appeal to emotion

Also called argumentum ad passiones, appeal to pity (ad misericordiam), appeal to fear / scare tactics, appeal to force (ad baculum), appeal to outrage, appeal to flattery.

Using feelings in place of good reasons.

What it is

Trying to win acceptance for a claim by stirring up emotions such as pity, fear, anger, pride or guilt, when those emotions aren’t relevant evidence for the claim. A threat (“agree, or else”) is the extreme case, traditionally called the appeal to force.

The pattern

Rejecting X would make you feel something strong, such as fear, guilt or pity. Therefore X is true, or you must do X.

An example

ExampleAppeal to emotion

“I deserve an A on this paper. I’ve been so stressed, my dog was sick, and if my GPA drops my parents will be devastated.”

The hardships may deserve sympathy, maybe even an extension, but they aren’t evidence that the paper is A-quality work.

Why it fails

Feelings can tell us what matters to us, but they aren’t evidence about facts. A claim that frightens you can still be false, and one that saddens you can still be true. When the emotional charge replaces reasons, it pushes a conclusion the evidence doesn’t support.

When it’s not a fallacy

Most lists skip this part. Calling a fair point a fallacy is a mistake too.

It can be fair when

  • The emotion tracks something relevant. Moral arguments properly point to suffering, and a warning about a real danger should be alarming.
  • Emotional language accompanies real evidence rather than replacing it. Using emotions isn’t wrong; making them the key premise is.

Try one

A question from the app. The wrong answers are its usual look-alikes.

Practice questionInformal Fallacies

Town hall on the new climate rules. Farmer: “The 2030 deadline means I need an electric tractor my size, and nobody makes one yet. How is that supposed to work?” Council member: “Every year we wait, the floods get worse. Last spring I stood in a flooded kitchen with a mother holding her baby while her furniture floated past. I promised her we’d stop waiting. The deadline stays.”

What’s the flaw?

Often confused with

  • Appeal to consequences

    Appeal to consequences says a belief must be false because accepting it would be bad. Appeal to emotion uses feelings as the reason more generally.

  • Slippery slope

    A slippery slope makes a specific (unsupported) prediction about a chain of events. Appeal to emotion needs no prediction at all.

Where the name comes from

Ad passiones is Latin for “to the passions”, meaning strong feelings. The other names say which feeling does the work: pity (ad misericordiam, from the Latin for “pity”), fear, outrage or flattery. Scare tactics are fear used on purpose. The appeal to force, ad baculum, means “to the stick”: agree, or else.

Locke’s 1690 list of ad arguments was extended by later writers: Isaac Watts added ad passiones (to the passions) in 1724, and Jeremy Bentham later named ad metum (to fear), among others.

Sources

  • Fallacies, Bradley Dowden, Internet Encyclopedia of Philosophy
  • Fallacies, Hans Hansen, Stanford Encyclopedia of Philosophy

In the app

Practice spotting it on arguments that sound real.

Steelman has more examples of appeal to emotion, how to answer it in a real conversation, and practice rounds that mix it with its look-alikes, so you learn the difference, not just the name. Coming soon to iPhone and Android.

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