Of God and His Creatures

Akin to this is the problem of the 'cauterised conscience,' discussed by St Alphonsus Liguori in the opening of his Moral Theology, -- the imputability of sin to one who has become so habituated to it as to commit sin as a matter of course on every occasion, without giving it a second thought, with no hesitation and no remorse.

Of God and His Creatures: 3.161