s guilt than spiritual sins. Because adultery is a more grievous sin than theft: for it is written ( Prov. 6:30 , 32 ): "The fault is not so great when a man has stolen . . . but he that is an adulterer, for the folly of his heart shall destroy his own soul." Now theft belongs to…

pertaining to the care of the flesh, which seems to pertain to carnal prudence, diminishes sin [*Cf. Prov. 6:30 ]. Therefore prudence of the flesh has not of itself the nature of a mortal sin. I answer that, As stated above (Q[47], A[2], ad 1; A[13]), a man is said to be prudent…

heft is a mortal sin? Objection 1: It would seem that theft is not a mortal sin. For it is written ( Prov. 6:30 ): "The fault is not so great when a man hath stolen." But every mortal sin is a great fault. Therefore theft is not a mortal sin. Objection 2: Further, mortal sin dese…