Full Idea
On any plausible conception of coherence, there will always be many, probably infinitely many, different and incompatible systems of belief which are equally coherent.
Gist of Idea
There will always be a vast number of equally coherent but rival systems
Source
Laurence Bonjour (The Structure of Empirical Knowledge [1985], 5.5)
Book Reference
Bonjour,Laurence: 'The Structure of Empirical Knowledge' [Harvard 1985], p.107
A Reaction
If 'infinitely many' theories are allowed, that blocks the coherentist hope that widening and precisifying the system will narrow down the options and offer some verisimilitude. If we stick to current English expression, that should keep them finite.