A modern Orthodox Catechism, based on the enlightened word of the Holy Fathers. According to its title, the book is divided into three parts. In the first, the Orthodox faith is analyzed based on the Symbol of Faith. In the second, the worship of the Church is presented and commented on in a clear and understandable way. In the third, the meaning and purpose of the Christian life is analyzed in depth. An aid suitable not only for catechists and missionaries, but also for every conscientious Christian.