Godwin's equal society, if established, would collapse from population growth within thirty years

If then we were to take the period of doubling at fifteen years, instead of twenty-five years, and reflect upon the labour necessary to double the produce in so short a time, even if we allow it possible, we may venture to pronounce with certainty that if Mr Godwin's system of society was established in its utmost perfection, instead of myriads of centuries, not thirty years could elapse before its utter destruction from the simple principle of population.