They are not to be foisted on one's readers as anything "ex cathedra."
For your ex cathedra knowledge of serving wines, for example.
Why does he pronounce, ex cathedra and robed, that Cowper is no poet?
Their opinions are given with an ex cathedra air that seems to exclude any appeal against them.
Uncle Sam examined it and pronounced, ex cathedra, that it must have been a real letter.
Whatever is may not be right—the maxim has too much of an ex cathedra sound—but whatever is is interesting.
Descriptive term for an official pronouncement from the pope. Ex cathedra is Latin for “from the chair.” Roman Catholics believe that the pope speaks infallibly when speaking ex cathedra on questions of faith or morals, such as when Pope Pius XII declared in 1950 that Mary, the mother of Jesus, was physically taken up to heaven after her death.
Note: Figuratively, any authoritative pronouncement may be called “ex cathedra.”