The Heart of Catholicity, written by Frank Nash Westcott and originally published in 1905, is a book that explores the essence of Catholicism. Westcott, an Anglican priest and theologian, delves into the core beliefs and practices of the Catholic Church, examining the role of tradition, authority, and sacraments in the faith. He also explores the relationship between Catholicism and Protestantism, arguing that the two are not as different as many...