Infallibility
A glossary entry defining infallibility in Catholic theological usage.
Read more...Fides Patrum
Welcome. This site teaches Catholic and Eastern Orthodox catechism with clarity, charity, and primary-source grounding.
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What Is Theosis?
An Eastern Orthodox catechetical explanation of theosis as participation in the divine life by grace.
Read more...What Is the Church?
A beginner introduction to the Church as the Body of Christ and the people of God.
Read more...What Is Purgatory?
A Catholic catechetical explanation of purgatory and postmortem purification.
Read more...Magisterium
A glossary entry defining the Magisterium as the teaching office of the Catholic Church.
Read more...Who Is Jesus Christ?
A beginner introduction to Jesus Christ as true God and true man.
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