technologie (1) sociologie (1) société (humaine) (1) spectacle (1) science (1) philosophie (1) paramètre (1) papier (1) information (1) énergie (1) classification (1) Philosophy (1) Civilization (1) Case (1) Technology (1) Sociology (1) Sharing (1) Science (1) Respect (1) Probabilities (1) Power resources (1) Power (Mechanics) (1) Planets (1) Philosophy (1) Paper (1) Organization (1) Interstellar communication (1) Impact (1) Grammar, Comparative and general--Case (1) Force and energy (1)