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Unsubstantiated claims, which lack specific evidence, involve some common fallacies, which can mislead other editors into false conclusions. Some common fallacies of baseless claims include: Begging the question - asserting a claim as if true but without proof; Argumentum ad nauseam - repeating remarks, typically with "walls of text" which lack ...
"Extraordinary claims require extraordinary evidence" (sometimes shortened to ECREE), [1] also known as the Sagan standard, is an aphorism popularized by science communicator Carl Sagan. He used the phrase in his 1979 book Broca's Brain and the 1980 television program Cosmos .
Definitional retreat – changing the meaning of a word when an objection is raised. [23] Often paired with moving the goalposts (see below), as when an argument is challenged using a common definition of a term in the argument, and the arguer presents a different definition of the term and thereby demands different evidence to debunk the argument.
Inductive reasoning also does not provide absolute certainty about positive claims. [19] [10] A negative claim may or may not exist as a counterpoint to a previous claim. A proof of impossibility or an evidence of absence argument are typical methods to fulfill the burden of proof for a negative claim. [10] [22]
Identify all the claims being made by the author. Rewrite them as independent statements, eliminating non-essential words. Identify which statements are premises, sub-conclusions, and the main conclusion. Provide missing, implied conclusions and implied premises. (This is optional depending on the purpose of the argument map.)
Logical reasoning is a mental activity that aims to arrive at a conclusion in a rigorous way. It happens in the form of inferences or arguments by starting from a set of premises and reasoning to a conclusion supported by these premises. The premises and the conclusion are propositions, i.e. true or false claims about what is the case. Together ...
Owing to its origin in ancient Greece and Rome, English rhetorical theory frequently employs Greek and Latin words as terms of art. This page explains commonly used rhetorical terms in alphabetical order. The brief definitions here are intended to serve as a quick reference rather than an in-depth discussion. For more information, click the terms.
In other words, it is logically invalid to prove a claim is true simply because an authority has said it. The explanation is: authorities can be wrong, and the only way of logically proving a claim is providing real evidence or a valid logical deduction of the claim from the evidence. [20] [21] [22]