No evolution is accomplished in nature without revolution. Periods of very slow changes are succeeded by periods of violent changes. Revolutions are as necessary for evolution as the slow changes which prepare them and succeed them.
Peter KropotkinThe mutual-aid tendency in man has so remote an origin, and is so deeply interwoven with all the past evolution of the human race, that is has been maintained by mankind up to the present time, notwithstanding all vicissitudes of history.
Peter KropotkinThe two great movements of our century -- towards Liberty of the individual and social co-operation of the whole community -- are summed up in Anarchist-Communism.
Peter KropotkinSometimes he would advise me to read poetry, and would send me in his letters quantities of verses and whole poems, which he wrote from memory. 'Read poetry,' he wrote: 'poetry makes men better.' How often, in my later life, I realized the truth of this remark of his! Read poetry: it makes men better.
Peter Kropotkin