hey excluded them, but it is possible to reinterpret 'part' 
so that surfaces are parts), but one cannot be agnostic about it as 
the truth of other axioms turns on the decision.  As they stand they 
are the ontological equivalent of a toga hanging on a hook; they 
could be worn a lot of different ways, but - and this is the crucial 
point - *not all at once*. If two people try to wear the toga in 
different ways at the same time, it will break.

&gt;Furthermore, I agree that there are some deep
&gt;theoret