Conversation

"Holes have also been described as "ontologically parasitic" because they can only exist as aspects of another object.[12] The psychological concept of a hole as a physical object is taken to its logical extreme in the fictional concept of a portable hole"
Image
7
11
72
I have a weak intuition that most concepts might be usefully approached this way. Anyone have good examples of concepts that are "ontologically fundamental" for contrast?
2
2