“...we cannot fail to recognise the influence which the progressive control over natural forces exerts on the social relationships between men, since men always place their newly won powers at the service of their aggressiveness, and use them against one another.” TechnologyControlMarxismPowersForcesMeansSocial EvolutionAgressivenessSocial Struggle Book:New Introductory Lectures on Psychoanalysis Source: New Introductory Lectures on Psychoanalysis