Meditations* is a series of deeply personal reflections written by the Roman Emperor Marcus Aurelius (161–180 CE), recording his private thoughts on duty, virtue, and the Stoic way of life. This enduring classic explores themes of change, mortality, discipline, compassion, and reason. It teaches readers to accept life’s transience, cultivate a calm and rational mind, and live in harmony with nature’s order. Presented here in a lucid and faithful Spanish translation, this edition captures the profound simplicity of Aurelius’s words while preserving their philosophical depth and elegance.