History is the life of nations and of humanity. To seize and put into words, to describe directly the life of humanity or even of a single nation, appears impossible.

The ancient historians all employed one and the same method to describe and seize the apparently elusive—the life of a people. They described the activity of individuals who ruled the people, and regarded the activity of those men as representing the activity of the whole nation.

The question: how did individuals make nations act as they wished and by what was the will of these individuals themselves guided? the ancients met by