La pierre des sages, ou, Essai sur l'alchimie spirituelle by Erik Sablé explores the symbolic and transformative dimensions of alchemy as a spiritual practice rather than a proto-scientific endeavor. Drawing on historical texts, mystical traditions, and philosophical inquiry, Sablé interprets alchemical processes as metaphors for inner purification and enlightenment. The work situates spiritual alchemy within broader currents of Western esotericism, emphasizing its enduring relevance for personal transformation. Written in French and published by Dervy—a press known for works on mysticism and alternative spirituality—the book offers a concise yet reflective meditation on the quest for wisdom encoded in alchemical symbolism.