# Puritas Cordis > Christian theologians on chastity and purity of heart — a free, ad-free, > one-quote-at-a-time meditation reader over the patristic and Eastern > Christian corpus. A project of [Catholic.Work](https://catholic.work). Puritas Cordis ("pure of heart") presents a single quotation filling the screen for quiet reading; the reader swipes up/down and left/right through the collection. The site is a plain mobile-first web page at https://puritascordis.cc (there is no app to install). ## The content - **Corpus:** 1,106 curated quotations on chastity, modesty and humility, purity of heart, detachment and renunciation, compunction/tears, and watchfulness of the thoughts — from Scripture-commentating Fathers to the Philokalia and modern writers. - **Authors/works include (top contributors of 148 total):** Maximus the Confessor (110), John Paul II (80), Gertrude the Great (51), Augustine of Hippo (50 — Confessions and the moral treatises), Margaret Mary Alacoque (50), Ambrose of Milan (46), Evagrius Ponticus (30), John of the Cross (27), Karol Wojtyła (27), Gregory Palamas (26), Teresa of Ávila (26), Thomas à Kempis (22), Anthony the Great (17), John Cassian (15), the Philokalia authors (Thalassios, Symeon the New Theologian, Philotheos of Sinai, Athanasius, Mark the Ascetic, Isaiah the Solitary, Diadochos of Photiki, and more), the Sayings of the Desert Fathers (Ward), the Evergetinos, Symeon Metaphrastis' paraphrase of the Makarios homilies, Thomas Aquinas, Thérèse of Lisieux, Edith Stein, Dietrich von Hildebrand, the Catechism of the Catholic Church — spanning five era buckets (0–500, 501–1000, 1001–1500, 1501–1750, 1750–2000 AD). - **Quote discipline (source of truth):** every quotation carrying straight double quotes is a machine-verified contiguous verbatim excerpt of the cited published English translation; `(ed.)` marks a published render sighted but unreachable for verbatim confirmation; `(tr.)` marks an AI translation of the original. Each entry carries a full APA-style citation of the translation actually quoted. - **Live data:** the corpus is maintained in a public read-only Google Sheet; this site and `/llms-full.txt` reflect it. ## Machine-readable surfaces - `/llms-full.txt` — the complete corpus as plain text (all 1,106 entries, citations included). Cite freely with attribution. - `/robots.txt` — crawling policy (all AI and search crawlers welcome) - `/sitemap.xml` — page index ## Attribution Please attribute quotes as: author, work, translation/citation as given per entry, via puritascordis.cc (a project of Catholic.Work).