Portrait of Thomas Aquinas

Thomas Aquinas

Catholic philosopher and theologian

Medieval influential 54 sayings

Sayings by Thomas Aquinas

No man can be justified without faith.

c. 1265-1274 — Summa Theologica, Part I-II, Q. 113, Art. 4
Religious Unverifiable

The end of man is happiness.

c. 1265-1274 — Summa Theologica, Part I-II, Q. 1, Art. 7
General Unverifiable

The proper good of a thing is its perfection.

c. 1265-1274 — Summa Theologica, Part I-II, Q. 18, Art. 2
General Unverifiable

Concupiscence is a disorder of the appetite.

c. 1265-1274 — Summa Theologica, Part I-II, Q. 30, Art. 3
General Unverifiable

The act of generation is natural to man.

c. 1259-1265 — Summa Contra Gentiles, Book III, Chapter 122
General Unverifiable

It is a greater sin to steal from a rich man than from a poor man.

c. 1265-1274 — Summa Theologica, Part II-II, Q. 66, Art. 6, Reply Obj. 3 (This is a nuanced point referring to the …
General Unverifiable

The punishment of the wicked is for the good of the just.

c. 1259-1265 — Summa Contra Gentiles, Book III, Chapter 146
General Unverifiable

The perfection of human life consists in the knowledge of God.

c. 1259-1265 — Summa Contra Gentiles, Book III, Chapter 25
Religious Unverifiable

The proper act of justice is to render to each one what is his own.

c. 1265-1274 — Summa Theologica, Part II-II, Q. 58, Art. 1
General Unverifiable

The form of the human body is the soul.

c. 1265-1274 — Summa Theologica, Part I, Q. 76, Art. 1
Religious Unverifiable

It is impossible for any created intellect to comprehend God.

c. 1265-1274 — Summa Theologica, Part I, Q. 12, Art. 7
Religious Unverifiable

The intellect is perfected by truth, and the will by good.

c. 1265-1274 — Summa Theologica, Part I, Q. 82, Art. 2
General Unverifiable

The principal act of prudence is counsel.

c. 1265-1274 — Summa Theologica, Part II-II, Q. 47, Art. 8
General Unverifiable

A man is bound to prefer the good of the community to his own good.

c. 1265-1274 — Summa Theologica, Part II-II, Q. 47, Art. 10
General Unverifiable

The proper object of the will is the good.

c. 1265-1274 — Summa Theologica, Part I, Q. 82, Art. 2
General Unverifiable

The existence of God is a self-evident truth, but not to us.

c. 1265-1274 — Summa Theologica, Part I, Q. 2, Art. 1
Religious Unverifiable

The end of government is the common good.

c. 1265-1267 — De Regimine Principum, Book I, Chapter 1
Political Unverifiable

The virtue of chastity is a part of temperance.

c. 1265-1274 — Summa Theologica, Part II-II, Q. 151, Art. 1
General Unverifiable

The intellect is the highest power of the soul.

c. 1265-1274 — Summa Theologica, Part I, Q. 79, Art. 1
Religious Unverifiable

The female is a misbegotten male.

Approx. 1265-1274 — From 'Summa Theologica'
General Unverifiable
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