Peter Abelard antiquity for their virtues and for their discovery by the use of reason of many fundamental aspects of Christian revelation. At some point in this time Abelard wrote, among other things, his famous "Historia Calamitatum". This moved Héloïse to write her first Letter; the first being followed by the two other Letters, in which she finally accepted the part of resignation, which, now as a brother to a sister, Abelard commended to her. Sometime before 1140, Abelard published his masterpiece, "Ethica" or "Scito te ipsum" (Know Thyself), where he analyzes the idea of sin and that actions are not what
Te Splendor enemy of man. He also provided a plenary indulgence for saying the hymn every day for a month together, after Confession and Communion, and praying for the intention of the pope. English text of the hymn is as follows: Te Splendor "Te Splendor" is a Roman Catholic hymn dedicated to Saint Michael, the Archangel. The hymn derives its name from the fact that in Latin it begins with the words: "Te splendor et virtus Patris". The hymn is included in the Raccolta collection of prayers with indulgences, and its authorized translations. In 1817 Pope Pius VII granted an indulgence of