Philosophy had instructed Julian to compare the advantages of action and retirement; but the elevation of his birth and the accidents of his life never allowed him the freedom of choice. He might perhaps sincerely have preferred the groves of the Academy and the society of Athens; but he was constrained, at first by the will, and afterwards by the injustice of Constantius, to expose his person and fame to the dangers of Imperial greatness; and to make himself accountable to the world and to posterity for the happiness of millions.