By 'assuming the gospel,'; we 'beg the question,'; a logical fallacy in which one assumes a certain conclusion within his or her premises.

It starts with a logical fallacy - the idea that you could have acted differently in the past given what you know now.

What followed was an absurd logical fallacy.

Any formal error or logical fallacy similarly invalidates the deductive guarantee.

It may be either a logical fallacy or a literary device that leads readers or characters towards a false conclusion.