Human Behavior and the Principle of Least Effort

Nearly twenty-five years ago it occurred to me that we might gain considerable insight into the mainsprings of human behavior if we viewed it purely as a natural phenomenon like everything else in the universe, and if we studied it with the same dispassionate objectivity with which one is wont to study, say, the social behavior of bees, or the nest building habits of birds. The present book reports the results of the extended inquiry that ensued in the course of those years, and which led t...