"Everything must change for everything to remain the same" - this is how Tomasi di Lampedusa describes life in Sicily in his novel The Leopard.

In the 10th century, Kievan Rus was first a military-trade company. Later, it turned into a Slavic state. Prince Oleg settled in Kiev and named it the mother of the cities of Rus.

Realism, liberalism, Marxism, Neo-Marxism, and Constructivism are the major approaches to international relations.

If Christianity is about Christ, why is the Old Testament included in the Bible?

Thomas Hobbes founded a theory of modern state, as he looked for a way to stop religious wars that afflicted Europe and England, in particular, in the 16th and 17th centuries. He based his theory on the fear of death that is common for most people.

He slept on the chest and was wearing poor clothes – Nikolai Fedorov was an unassuming librarian and a mentor of Tsiolkovsky, a father of astronautics, as well as Tolstoy and Dostoevsky, big writers.

Blaise Pascal (1623– 1662) believed that we are great when we are aware of our insignificance.