There’s probably only one kind of fundamental abstraction: can A represent B if you squint real hard? Can ‘nothing’ represent ‘something’*? If so, perhaps that’s all you need to get ‘everything’.
* Like how you can build numbers up from the empty set: https://en.wikipedia.org/wiki/Set-theoretic_definition_of_natural_numbers
There’s probably only one kind of fundamental abstraction: can A represent B if you squint real hard? Can ‘nothing’ represent ‘something’*? If so, perhaps that’s all you need to get ‘everything’.
* Like how you can build numbers up from the empty set: https://en.wikipedia.org/wiki/Set-theoretic_definition_of_natural_numbers