∕∕  
  It is said sometimes that if I & someone else are looking at some object I can never know what colour the other really sees. But with what
right do we here
use
speak of
‘colour’ & seeing Some philosophers like (e.g. Driesch) would here be inclined to think that they can
save the situation
solve the puzzle
by using the senseless phrase “We can't know what they ˇother ha[ve|s]” Compare Driesch:
… .
 But the word ‘to have’ could here only help us if it had no meaning at all & then it couldn't help us. But as long as ‘to have’ here has any meaning at all it can't help us & when it has no meaning at all ˇI think it can't help us either.