You never prove a scientific theory “right”
If it is so trivial you can test every possible case, it isn’t
much of a theory.
Useful theories are general theories
You can’t test every possible case.
All you can really do is try to prove theories wrong
When you honestly try and can’t, as least some part of it
must be approximately “right”.
A “theory” which has been carefully crafted so it
cannot be proven wrong isn’t a