One of the fruits Catholics sometimes pray for in this mystery is "purity of mind." Of course, Americans, being apostate Puritans, tend immediately to think this means, "Don't let me smile at a risque joke, Lord." But that's not really what is meant by mental purity.
The Church teaches that part of the effect of the fall is the "darkened intellect." This doesn't mean sin necessarily makes you unintelligent. Great sinners have been highly intelligent and cunning. But it does mean that sin makes you stupid about eternal things. The great illustration of this is the devil himself. With great cunning, the fallen angel, possessing intellectual powers far surpassing anything human, engineers...READ MORE