"Letter to Sister Filotea de la Cruz"

"Letter to Sister Filotea de la Cruz" is a famous 17th-century letter written by St. John of the Cross, a Catholic mystic and poet. In this letter, he responds to a respectful inquiry from a nun, clarifying that his writings on spiritual matters are aimed at those seeking deep union with God. He emphasizes that his work is rooted in humility and traditional Church teachings, and he encourages readers to pursue genuine spiritual growth through prayer and humility. The letter is valued for its insights into Christian mysticism, humility, and the importance of sincere spiritual effort.