630. It
is simply the normal case, to be incapable of a mistake about the designation
of certain things in one’s mother tongue.
the designation of certain things in one’s
mother tongue –
is not a certain matter at all –
any designation must be understood in
context
no doubt there are common practises –
but a common practise is not a certainty
if circumstance change – practises change
if we operated in a certain world –
ridiculous as that sounds –
there would be no mistakes
and in this real world of uncertainty –
likewise – there are no mistakes –
for in an uncertain world –
a mistake cannot be established –
all usa ge –
is uncertain –
so this notion of a mistake –
is the idea you have –
when you haven’t given the matter any
thought –
the ‘mistake’ is a pre-philosophical notion
–
if ind eed you can
call it a ‘notion’ at all –
and it has no place in philosophical logic
so really you can only conclude –
that with the ‘mistake’ –
Wittgenstein missed the boat –
either that –
or he thought –
he could put one over