When we set out to publish the entire Opera Omnia of Aquinas, we were determined to make books that students and teachers would love: readable, durable, beautiful—and yet affordable. And the message from all of you has been loud and clear: we love these volumes! But...

The Aquinas Institute would like to give our subscribers and supporters a Christmas gift: Aquinas’s Christmas sermon Ecce Rex Tuus in a fresh translation from the Leonine text by Madison Michieli. To see the Latin text in a parallel column and critical footnotes in...

In the prologue to his commentary on the book of the prophet Isaiah, St. Thomas Aquinas writes: “Now the subject matter of this book is principally the appearing of the Son of God, hence in the Church this book is read in the time of Advent.” As St. Thomas points out,...

Because the Aquinas Institute’s mission is to make the works of Aquinas as widely available as possible, we put all of our bilingual editions online for free. But we don’t just slap texts up: we have put the same care into our online text viewer that we put into our...

This past July, the Albertus Magnus Center Summer Program spent two weeks reading the Aquinas Institute’s latest volume, Book IV, Distinctions 1-13 of St. Thomas Aquinas’s Commentary on the Sentences of Peter Lombard. Not many students have had the opportunity to...

The Aquinas Institute’s goal is simple: to get all of Aquinas’s works into as many hands as possible. It is a goal both inspiring and intimidating. Visualizing the completed Opera Omnia fires enthusiasm, but surveying and mapping the vast range of Aquinas’s...

The Aquinas Institute is pleased to announce the release of three new volumes: The Supplement to the Tertia Pars of the Summa Theologiae in two volumes, and the first volume of the Commentary on the Sentences, Book IV. [amazon_link asins='1623400384'...

As we celebrate St. Thomas’s old-calendar feast day, we are blessed to have at hand an authentic relic of the Angelic Doctor.  This little bit of bone was there in the room when he wrote his great summae, when he taught at the university, and when he saw our Lord in a...

Near the end of his life, St. Thomas Aquinas stopped writing.  He declared that, in light of a mysterious grace God had given him, “all that I have written seems as so much straw.” To celebrate his feast day tomorrow, you might say that the Aquinas Institute will give...

As we continue translating and editing St. Thomas’s commentary on the Sentences of Peter Lombard, we keep finding nuggets from the Angelic Doctor we would like to share.  Ash Wednesday especially brings this one to mind: Christ did not fast as though he himself needed...