The author shows special significance of a change of heart and mind of Prince Vladimir, the "miracle of miracles" (Metropolitan Hilarion), which despite all the internal and external hardships of Russia, still reflects its main essence — faithfulness to the Law of Christ.
There numerous publication on the conversion of the Russian scientist and religious philosopher Lev Karsavin to Catholicism. Meanwhile, the juxtaposition of the memories of those who witnessed the last years of Karsavin's life as well as many other documents of that time make it possible to assert that his conversion to another faith is only a myth created by enthusiastic zealots of Catholicism, since it contradicts the dying philosopher’s testimony.
The author investigates the essence of the idea of resurrection formulated in N. F. Fedorov’s philosophy of the common cause. The author shows a unique character of the thinker's theory. N. F. Fedorov's ideas echo with those of immortalism, a modern philosophical direction.