It's becoming more and more common today for some people to leave the religion of their childhood and explore other faiths. While Orthodoxy has recently gained a tremendous number of converts from this movement, admittedly, "the door swings both ways." Fr Thomas teaches about why the Church is one and gives an impassioned and compelling presentation on the remarkable uniqueness of the Orthodox Faith. (Fathers of the First Ecumenical Council/7th Sunday of Pascha)