---
title: "Summa Theologica, First Half"
author: "Thomas Aquinas"
translator: "Fathers of the English Dominican Province"
languages: [en]
shelf: "Medieval"
section: 1190 of 1210
url: https://scriptura.si/works/thomas-aquinas-summa-theologica-first-half/1190/
cite: "Thomas Aquinas, tr. Fathers of the English Dominican Province, Summa Theologica, First Half, section 1190. Scriptura (scriptura.si), https://scriptura.si/works/thomas-aquinas-summa-theologica-first-half/1190/"
---

# Summa Theologica, First Half

*Thomas Aquinas, tr. Fathers of the English Dominican Province*

God and creation, human action, law and grace, then faith, hope, charity and justice.

## 1190. II–II · Question 110: Of the Vices Opposed to Truth, and First of Lying (four Articles)

Source: https://scriptura.si/works/thomas-aquinas-summa-theologica-first-half/1190/ · cite a paragraph as https://scriptura.si/works/thomas-aquinas-summa-theologica-first-half/1190/#p-N

[¶0] OF THE VICES OPPOSED TO TRUTH, AND FIRST OF LYING (FOUR ARTICLES)

[¶1] We must now consider the vices opposed to truth, and (1) lying: (2) dissimulation or hypocrisy: (3) boasting and the opposite vice. Concerning lying there are four points of inquiry:

[¶2] (1) Whether lying, as containing falsehood, is always opposed to truth?

[¶3] (2) Of the species of lying;

[¶4] (3) Whether lying is always a sin?

[¶5] (4) Whether it is always a mortal sin?