Summa Theologica

IIa IIae q. 154 : Of The Parts Of Lust (Twelve Articles)

[Letter] [A4] Entire question
[Letter] [A4] 1. Whether six species are fittingly assigned to lust?
[Letter] [A4] 2. Whether simple fornication is a mortal sin?
[Letter] [A4] 3. Whether fornication is the most grievous of sins?
[Letter] [A4] 4. Whether there can be mortal sin in touches and kisses?
[Letter] [A4] 5. Whether nocturnal pollution is a mortal sin?
[Letter] [A4] 6. Whether seduction should be reckoned a species of lust?
[Letter] [A4] 7. Whether rape is a species of lust, distinct from seduction?
[Letter] [A4] 8. Whether adultery is determinate species of lust, distinct from the other species?
[Letter] [A4] 9. Whether incest is a determinate species of lust?
[Letter] [A4] 10. Whether sacrilege can be a species of lust?
[Letter] [A4] 11. Whether the unnatural vice is a species of lust?
[Letter] [A4] 12. Whether the unnatural vice is the greatest sin among the species of lust?