Gregory the Great's list of vices were the considered "mortal" or "deadly ... t expected to be perfect. Sin happens, as they say; the important thing in the religion is that you repent, confess ...

Q. 1365. What sin is it for Catholics to be married before the minister of another religion? A. It is a mortal sin for Catholics to be married before the minister of another religion, and they who ...

What mortal sins are opposed to Faith? A. Atheism, which is a denial of all revealed truths, and heresy, which is a denial of some revealed truths, and superstition, which is a misuse of religion ...