> Does that make it a sin? Yes the ten commandments are very much what defines sins. > "One protestant preacher said" is not proof of what the Catholic Church

> Does that make it a sin? Yes the ten commandments are very much what defines sins. > "One protestant preacher said" is not proof of what the Catholic Church believes. Yes. From the Catholic Catechism: https://www.vatican.va/content/catechism/en/part_three/section_two/chapter_one/article_1/iii_you_shall_have_no_other_gods_before_me.html#-28F https://www.vatican.va/content/catechism/en/part_three/secti... > 2125 Since it rejects or denies the existence of God, atheism is a sin against the virtue of religion.