• Alas, everything that men say to one another is alike; the ideas they exchange are almost always the same, in their conversation. But inside all those isolated machines, what hidden recesses, what secret compartments! It is an entire world that each one carries within him, an unknown world that is born and dies in silence! What solitudes all these human bodies are!

    Alfred de Musset, David Sices (1994). “Comedies & proverbs”, Johns Hopkins Univ Pr