It is clear, then, that the truth has been hidden from us; and if that has been already shown by one example, we shall establish it a little after by several more. How entirely worthy of approbation are they who are both willing to learn, and able, according to Solomon, "to know wisdom and instruction, and to perceive the words of wisdom, to receive knotty words, and to perceive true righteousness," there being another [righteousness as well], not according to the truth, taught by the Greek laws, and by the rest of the philosophers. "And to direct judgments," it is said - not those of the bench, but he means that we must preserve sound and free of error the judicial faculty which is within us - "That I may give subtlety to the simple, to the young man sense and understanding." "For the wise man," who has been persuaded to obey the commandments, "having heard these things, will become wiser" by knowledge; and "the intelligent man will acquire rule, and will understand a parable and a dark word, the sayings and enigmas of the wise." For it is not spurious words which those inspired by God and those who are gained over by them adduce, nor is it snares in which the most of the sophists entangle the young, spending their time on nought true. But those who possess the Holy Spirit "search the deep things of God," - that is, grasp the secret that is in the prophecies. "To impart of holy things to the dogs" is forbidden, so long as they remain beasts. For never ought those who are envious and perturbed, and still infidel in conduct, shameless in barking at inves tigation, to dip in the divine and clear stream of the living water. "Let not the waters of thy fountain overflow, and let thy waters spread over thine own streets." For it is not many who understand such things as they fall in with; or know them even after learning them, though they think they do, according to the worthy Heraclitus. Does not even he seem to thee to censure those who believe not? "Now my just one shall live by faith," the prophet said.

These things should seem to thee, Asclepius, if thou dost understand them, true; but if thou dost not understand, things not to be believed. To...