Kowalska's Diary (Divine Mercy in My Soul)

"Kowalska's Diary," also known as "Divine Mercy in My Soul," is the personal spiritual journal of Sister Faustina Kowalska, a Polish nun. It details her deep experiences with God's mercy, her visions of Jesus, and her mission to spread the message of divine compassion. The diary emphasizes trusting in God's mercy, practicing prayer, and showing kindness to others. It has inspired the devotion to Divine Mercy, encouraging believers to seek forgiveness, cultivate compassion, and rely on God's mercy in daily life. The diary is a foundational element of the Divine Mercy devotion promoted by the Catholic Church.