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…each of them possesses true faith? It is a grave misconception! For faith to be genuine, it must be one, holy, Catholic, and in harmony with the Church, which serves as the bedrock of truth, the bastion of righteousness, and the infallible standard for matters to be believed. Anyone who strays from it, even in the slightest degree, or rejects a single…
https://www.wichita.edu/academics/fairmount_las/geology/wparcell/Kircher/IterII/IterExI_02_Dialog2.php