His points are very valid ones that have been brought up for centuries and were probably instrumental in Martin Luther’s time and the Reformation.
So, I guess you can argue and argue and argue about those points, but I always try to rely on St. Thomas Aquinas, Fulton Sheen, William Buckley, Jr., etc., all of whom were extremely intelligent, and all of whom were deeply Catholic.
I wonder, therefore, how could they rationalize these contentious points and then resolve that they were going to the right church.
... and at some times in their lives, sinful.