Catholic Catechism

Catholic Catechism, Do Not Covet, CCC 2214-2216

Surprisingly, the Catholic Catechism discusses concupiscence not when reflecting on the commandment prohibiting adultery but on the commandment forbidding coveting your neighbor’s wife.  Concupiscence is not itself a sin, and although it is commonly thought of as a sexual sin, it can “refer to any intense form of human desire.”  “Concupiscence stems from the disobedience of the first sin.  It unsettles man’s moral faculties and, without being in itself an offense, inclines man to commit sins.” The Catholic Catechism footnotes the decrees of the Council of Trent, which teaches that “concupiscence or the tinder of sin remains in the baptized.  Since it is left for us to wrestle with, it cannot harm those who do not consent but manfully resist it by the grace of Jesus Christ.”  This decree of Trent then confirms that concupiscence is not sin itself, but inclines us to sin. […]

Catholic Catechism

Do Not Covet, Do Not Envy, Blog 1, Early Church Fathers and Others

St Gregory Palamas teaches us that the command not to covet is not only a negative THOU SHALT NOT command but is more a SHALL positive command, that we shall be generous and show charity and lend to our less fortunate neighbor, and to watch after our neighbor’s interests, returning to him lost items you may find.  “Covetousness, conceived in the soul, produces sin; and sin, when committed, results in death (James 1:5).  Refrain from coveting what belongs to others and avoid filching things out of greediness.  Rather you should give from what you possess to whoever asks of you, and you should, as much as you can, be charitable to whoever is in need of charity, and you should not refuse whoever wants to borrow from you (Matthew 5:42).  Should you find some lost article, you should keep it for its owner, even if the owner is hostile towards you, perhaps your kindness will change him and your kindness will overcome evil, as Christ commands.” […]