He was, on earth, propagator of faith and initiator among the men of agriculture. - Italo Pizzi

The Book of Kings is a faithful image of the ingenuity, soul and heart of the Persian people, if not of our times, at least of that age when he had not yet been impregnated by the Muslim doctrines, and still felt the beneficial strength of the ancient religion of Zoroastro, infiant, energetic and, after Christianity.

The Ancients [...] almost all made great praises of the Iranians. They praised his tall and beautiful person and his dignified and noble appearance. Herodotus certainly speaks of their decent and great bearing; Aeschylo notices their beautiful and thick skin; Diodorus is pleased to describe the manly beauty of some of them. The Arabs of the Middle Ages used to say that those who wish to have brave and soulful children must take a woman from Persia as a wife. And, after all, in all that strong predilection that the Iranians, according to the Greek and Roman writers, have always had for everything that is chivalrous, noble, elected, as are noble horses, noble dog suits, jurs and exercises in the gym and in hunting, sumptuous palaces and gardens, drapes, gems, perfumes, sumptuous ornaments The same sacred book attributed to Zoroaster, the 'Avesta', commands and orders every pious man to honestly enjoy life and his possessions, as long as he does not exceed anything, as a precious gift of the Creator. The same book proclaims sovereign art among all agriculture, and the Iranians have always been, and still are, of the most diligent and diligent farmers in Asia.

While the Arsacids and Sassanids specially cared for the prosperity and good condition of their people, and the Sassanids put on the ancient religion in honor, thus awakening the memory of the ancient myths and ancient heroes, the Achemenids were instead like strangers to their people. Who did not know the king of kings who sat in Persepolis, except for the tributes he was to send him; and because the tributes were burdensome, and because the youth was sometimes obliged to leave the native country to go to fight in distant countries, where the repugnant the ardor of conquest of the king was repugnant; so the king was hat.