surprised and diffident Augustus that Gaul was a province of great future, it is clear that Gaul must already have begun to grow rich by itself without the Roman government's having done anything to promote its progress.
From what hidden sources sprang forth this new wealth of Gaul? All the documents that we possess authorise us to respond that Gaul--to begin from the time of Augustus--was able to grow rich quickly, because the events following the Roman conquest turned and disposed the general conditions of the Empire in its favour. Gaul then, as France now, was endowed with several requisites essential to its becoming a nation of great economic development: a land very fertile; a population dense for the times, intelligent, wide-awake, active; a climate that, even though it seemed to Greeks and Romans cold and foggy, was better suited to intense activity than the warm and sunny climate of the South; and finally,--a supreme advantage in ancient civilisation,--it was everywhere intersected, as by a network of canals, by navigable rivers. In ancient times transport by land was very expensive; water was the natural and economic vehicle of commerce: therefore civilisation was able to enter with commerce into the interior of continents only by way
