A Factor of EvolutionMutual Aid: A Factor of Evolution Peter Kropotkin 1902 Chapter 3: MUTUAL AID AMONG SAVAGES Supposed war of each against all. -- Tribal origin of human society. -- Late appearance of the separate family. -- Bushmen and Hottentots. -- Australians, Papuas. -- Eskimos, Aleoutes. -- Features of savage life difficult to understand for the European. -- The Dayak's conception of justice. -- Common law. The immense part played by mutual aid and mutual support in the evolution of the animal world has been briefly analyzed in the preceding chapters. We have now to cast a glance upon the part played by the same agencies in the evolution of mankind. We saw how few are the animal species which live an isolated life, and how numberless are those which live in societies, either for mutual defense, or for hunting and storing up food, or for rearing their offspring, or simply for enjoying life in common. We also saw that, thoug...