The important
sense of || point
about || of
Frege's
mark of
assertion || assertion sign is
put
perhaps || perhaps put best
if
we say: || by saying: it indicates clearly
the beginning of the sentence. –
That || This
is important:
because || for our
phi
losophical difficulties concerning the nature of
“ || ‘negation
” || ’
and
of
“ || ‘thinking
” || ’,
originate || spring in a sense
from || in a sense, are due to the fact that we
don't
see || realise that
a sentence || an
assertion “
⊢
not p”
, or
“
⊢ I believe
p”
, and the
sentence || assertion
“
⊢
p” have
“p” in common, but not
“
⊢
p”. (For if I hear someone
say
, || the words
“it's raining”, then I don't
know what he has said if I don't know
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