De Decalogo

Moreover, this kind of crafty wickedness outstrips all other offences in its impiety; for it is not customary for judges to decide without being sworn, but rather after having taken the most fearful oaths, which those men transgress who deceive others, more than they do who are deceived by them, since the error of the one is not intentional, but the others do deliberately plot against them, and do of malice aforethought sin, persuading those in whose power it is to give the decisive vote to err, not knowing what they do, so that things which deserve no chastisement meet with punishment and loss.

Last of all, the divine legislator prohibits covetousness, knowing that desire is a thing fond of revolution and of plotting against others; for all the passions of the soul are formidable, exciting and agitating it contrary to nature, and not permitting it to remain in a healthy state,