A Factor of EvolutionMutual Aid: A Factor of Evolution Peter Kropotkin 1902 Chapter 1: MUTUAL AID AMONG ANIMALS Struggle for existence. -- Mutual Aid -- a law of Nature and chief factor of progressive evolution. -- Invertebrates. -- Ants and Bees -- Birds: Hunting and fishing associations. -- Sociability. -- Mutual protection among small birds. -- Cranes; parrots. The conception of struggle for existence as a factor of evolution, introduced into science by Darwin and Wallace, has permitted us to embrace an immensely wide range of phenomena in one single generalization, which soon became the very basis of our philosophical, biological, and sociological speculations. An immense variety of facts: -- adaptations of function and structure of organic beings to their surroundings; physiological and anatomical evolution; intellectual progress, and moral development itself, which we formerly used to explain by so many different causes, were embodied by...
It is easy to understand why modern historians, trained in the Roman way of thinking and seeking to associate all institutions with Rome, find it so difficult to appreciate the communalist movement that existed in the eleventh and twelfth centuries. This movement with its virile affirmation of the individual, and which succeeded in creating a society through the free federation of men, of villages and of towns, was the complete negation of the unitarian, centralizing Roman outlook with which history is explained in our university curricula. Nor is it linked to any historic personality, or to any central institution. It is a natural development, belonging, just as did the tribe and the village community, to a certain phase in human evolution, and not to any particular nation or region. This is the reason why academic science cannot be sensitive to its spirit and why the Augustin Thierrys and the Sismondis, historians who really had understood the mood of the period...