Even widely accepted premises do not make an invalid inference valid. Matter describes the kind of premises employed; form determines whether the conclusion follows from them.
When applying an accepted general rule to a particular case, one must still establish that the case satisfies the rule. Popularity of the major premise does not prove the minor premise.
A dialectical syllogism still requires appropriately related premises, a consistent middle term, and a conclusion that follows.
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Dialectical Syllogism: Commonly Accepted and Conceded Premises
Even widely accepted premises do not make an invalid inference valid. Matter describes the kind of premises employed; form determines whether the conclusion follows from them.
When applying an accepted general rule to a particular case, one must still establish that the case satisfies the rule. Popularity of the major premise does not prove the minor premise.
A dialectical syllogism still requires appropriately related premises, a consistent middle term, and a conclusion that follows.