48. However, out of a host of calculations
certain ones might be designated as reliable once for all, others are not yet
fixed. And now, is this a logical distinction?
the ground of a calculation –
is never certain
the concepts that underlie calculation –
are open to question – open to doubt –
subject to dispute
this uncertainty – does not stop use –
does not stop us proceeding – with what we
have – to hand
however to designate any proposition as
‘reliable once for all’ –
is just false –
it reveals a complete lack of understanding
of the nature of the proposition –
of propositional reality –
either that –
or someone is running a piece of rhetoric –
thinking it will impress – persuade –
someone –
of something
where there are alternative propositions –
a choice will be made –
and made on the basis of –
utility