About the book: 2017 / Book “On the Heights of the Spirit” by Sergei Nikolaevich Bolshakov (1901-1990), Orthodox theologian, church historian, writer and a journalist, is dedicated to his meetings with practitioners of the Jesus Prayer - with monastics and laity. The penetrating tone, the spiritual depth of these conversations and the invaluable experience of genuine prayer books conveyed in them made this small book unusually in demand by readers at different times and in different countries. As an appendix, “Four Words on Prayer” by St. Theophan the Recluse is given - a brief and accessible explanation of an extremely important aspect spiritual life of a Christian. This is one of the most laconic and at the same time succinct practical instructions on prayer..