What then? would you not be captivated by the sight of such a stupendous work, even though it did not cover you, protect you, cherish you, bring you into existence and penetrate you with its spirit? Though these heavenly bodies are of the very first importance to us, and are, indeed, essential to our life, yet we can think of nothing but their glorious majesty, and similarly all virtue, especially that of gratitude, though it confers great advantages upon us, does not wish to be loved for that reason; it has something more in it than this, and he who merely reckons it among useful things does not perfectly comprehend it. A man, you say, is grateful because it ............