Indeed, the presupposition of reliance on such standards is that they have survived similar critical scrutiny.
Chapter 4 addresses the general question of whether the notion of presupposition must be defined semantically or pragmatically.
But among these cancelled entailments are presuppositions (weakbut-not-strong entailments), specifically the existential presupposition, and these are neither logically denied not logically affirmed.
But if utilitarianism suffers from presupposition failure, it is more or less meaningless.
It leaves unanswered the question of what, ultimately, is the objective justification for that presupposition.
This approach vindicates the utilitarian and prioritarian presupposition.
The difference between a background proposition and a presupposition is that the former, unlike the latter, is not tacitly entailed but stated by the utterance.
All stories are artificial constructions, he seeks to remind us, and never convey the facts to the exception of presuppositions, prejudices and blindspots about ourselves.
