for, as I have said already, silence is a remedy for all the offences that can be committed by the voice, and every one may easily practise silence; but yet, by reason of their chattering habits and want of moderation in their language, many people cannot find out how to impose a limitation on their speech.
 Since then, the virtuous man has been bred up among and practised in these and similar divisions and discriminations of things, does he not rightly appear to pray that Ishmael may live, if he is not as yet able to become the father of Isaac? What then does the merciful God say? To him who asks for one thing he gives two, and on him who prays for what is less he bestows what is greater; for, says the historian, he said unto Abraham, "Yea, behold, Sarrah thy wife shall bring forth a son." Genesis xvii 19. Very felicitous and significant is this answer, "Yea;" for what can be more suitable to and more like the character of God, than to promise good things and to ratify that promise with all speed! But what God promises every foolish man repudiates; therefore the sacred scriptures represent Leah as hated, and on this account it is that she received that name; for Leah, being interpreted, means "repudiating and labouring," because we all turn away from virtue and think it a laborious thing, by reason of its very often imposing commands on us which are not pleasant. But nevertheless, she is thought worthy of such an honourable reception from the prince, that her womb is opened by him, so as to receive the seed of divine generation, in order to the production of honourable pursuits and actions.
Learn therefore, O soul, that Sarrah, that is, virtue, will bring forth to thee a son; and that Hagar, or intermediate

 Genesis xvii 19. 
 
instruction, is not the only one who will do so; for her offspring is one which has its knowledge from teaching, but the offspring of the other is entirely self-taught.