Full Idea
The existence of tables and chairs is just as fundamental as the existence of electrons (in contrast, perhaps, with smirks and shadows, which do not exist fundamentally). However, tables and chairs have nonfundamental natures.
Gist of Idea
Tables and chairs have fundamental existence, but not fundamental natures
Source
Theodore Sider (Writing the Book of the World [2011], 08.7)
Book Reference
Sider,Theodore: 'Writing the Book of the World' [OUP 2011], p.165
A Reaction
This seems to be a good clarification, and to me the 'nature' of something points towards its essence. However, I suppose he refers here to the place of something in a dependence hierarchy. But then, why does it have that place? What power?