Doubts about “discernment”

Those of us struggling with “discernment of situations” (to use the phrase from Familiaris Consortio that was taken up by Amoris Laetitia) are in some perplexity; not so much in the matter of marriage and family life, as in the life of the Church herself. A pope, whose remarks seem somewhat erratic, is one thing. But how are we to reckon with a situation in which the administration of the sacraments, and the theology behind their administration, is succumbing, with his blessing, to regionalism?