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Ignatius.
Ignatius, the mind behind Exercitia spiritualia, offers a unique look at spiritual discipline. His work is a foundational text for those interested in contemplative practices.
The Spiritual Exercises of St. Ignatius Loyola or Manresa
This foundational text guides readers through a series of meditations, prayers, and contemplative practices designed to deepen spiritual understanding and foster a closer relationship with the divine. It offers a structured path for self-examination and discernment, aiming to help individuals align their will with God's. The exercises are intended to be undertaken over a period of time, leading to profound personal and spiritual transformation.