Here we present free books about classic philosophy in the Public Domain.
The varieties of religious experience: a study in human nature by William James is one of the foundational works in the modern study of religion. First delivered as the Gifford … Read more and download PDF
Mysticism: A Study in the Nature and Development of Spiritual Consciousness by Evelyn Underhill is one of the foundational modern works on mystical experience. First published in 1911, it set … Read more and download PDF
The idea of the holy: an inquiry into the non-rational factor in the idea of the divine and its relation to the rational by Rudolf Otto. What does it actually … Read more and download PDF
The Spiritual Exercises by Ignatius of Loyola is one of the most influential devotional texts in Christian history. Written in the 16th century by the founder of the Society of … Read more and download PDF
On the Shortness of Life (De Brevitate Vitae) is one of the most famous essays by the Roman Stoic philosopher Lucius Annaeus Seneca. Written around 49 CE, it addresses the … Read more and download PDF
The Enneads by Plotinus is one of the central works of late antiquity and a cornerstone of Neoplatonism. Written in the 3rd century CE, these six treatises explore the relationship … Read more and download PDF
Fragments by Heraclitus – Heraclitus of Ephesus (c. 535 – 475 BC) is one of the most enigmatic figures of early Greek philosophy. Known as the “Weeping Philosopher” or “Heraclitus … Read more and download PDF
The Golden Verses of Pythagoras is a compact anthology of moral precepts attributed to the ancient philosopher Pythagoras (c. 570–495 BCE). The verses, likely composed by his followers rather than … Read more and download PDF
The Consolation of Philosophy was written around 524 CE by Anicius Manlius Severinus Boethius while imprisoned and awaiting execution under the Ostrogothic king Theodoric. It became one of the most … Read more and download PDF