“Only by assuming an infinitesimally small unit for observation - a differential of history (that is, the common tendencies of men) - and arriving at the art of integration (finding the sum of the infinitesimals) can we hope to discover… — Leo Tolstoy Copy Share Image
“Only by taking infinitesimally small units for observation (the differential of history, that is, the individual tendencies of men) and attaining to the art of integrating them (that is, finding the sum of these infinitesimals) can we hope to arrive… — Leo Tolstoy Copy Share Image
