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In a broad sense, sociability denotes the fundamental anthropological structure of human beings as social animals. But the Greek concept of the ζῷον πολιτικόν/zṓon politikón already suggests a narrower understanding, since it addresses the specific way of life of free citizens, relieved of the burden of obtaining the necessities of life, in which the destiny of human beings is realized. Loosely based on this tradition, with special attention to Aristotle’s theory of friendship (Eth. Nic. VIII a…