Aeterni Patris was an encyclical issued by Pope Leo XIII in August 1879. It was subtitled "On the Restoration of Christian Philosophy in Catholic Schools in the Spirit of the Angelic Doctor, St. Thomas Aquinas". The aim of the encyclical was to advance the revival of Scholastic philosophy.
Volume 1 of the Leonine edition of the works of St. Thomas Aquinas (1882)
Thomas Aquinas was an Italian Dominican friar and priest, an influential philosopher and theologian, and a jurist in the tradition of scholasticism from the county of Aquino in the Kingdom of Sicily.
Panel of an altarpiece from Ascoli Piceno, Italy, by Carlo Crivelli (15th century)
The Castle of Monte San Giovanni Campano
Thomas is girded by angels with a mystical belt of purity after his proof of chastity. Painting by Diego Velázquez.
Triumph of St Thomas Aquinas, Doctor Communis, between Plato and Aristotle, Benozzo Gozzoli, 1471. Louvre, Paris.