Your assessment of the argument is correct. At the base of any body of knowledge is a collection of axioms or assumptions that are taken as true without any pr

Your assessment of the argument is correct. At the base of any body of knowledge is a collection of axioms or assumptions that are taken as true without any proof required. Consider the scientific method. It is taken as a given that an experimental result will hold for every observer who attempts the same experiment at any time or location (provided that the result is true). This is wholly unprovable, but we consider it to be a reasonable thing to accept on faith.