Spiritual Discourses is a book by the great Muslim thinker and reformer Ayatullah Murtadha Mutahhari. This book is a collection of thirteen lectures delivered by the Ayatullah on, such various topics as the criteria for humanity, the school of humanity, spiritual freedom, nobility and magnanimity of spirit, worship and prayer; repentance, and belief in the unseen. As all of these lectures are on spiritual- issues, they are gathered in one collection.