Full Idea
It might be held as a general thesis that every necessary truth is grounded in the nature of certain items.
Gist of Idea
Every necessary truth is grounded in the nature of something
Source
Kit Fine (Guide to Ground [2012], 1.11)
Book Reference
'Metaphysical Grounding', ed/tr. Correia,F/Schnieder,B [CUP 2012], p.76
A Reaction
[He cites his own 1994 for this] I'm not sure if I can embrace the 'every' in this. I would only say, more cautiously, that I can only make sense of necessity claims when I see their groundings - and I don't take a priori intuition as decent grounding.