Lucky for us all that our Founding Fathers and a lot of veterans over the past two centuries didn't share your point of view.
But your own initial list of criteria is extremely
And on a more practical note, based on your elitist criteria a young law abiding adult female that simply takes a 12 hour CCW course and passes her competency test would not be able to carry a gun to protect herself just because she wasn't trained to become a combination of Delta Force operative plus Lawyer.
I think you came up with a well intentioned list but I don't think that you really thought your position through well enough.
And mandatory NRA membership, or even voting for that matter, doesn't really go well with the concept of "Liberty".