pumped out, yield purer water; and that of which no one partakes, turns to putrefaction. Use keeps steel brighter, but disuse produces rust in it. For, in a word, exercise produces a healthy condition both in souls and bodies. "No one lighteth a candle, and putteth it under a bushel, but upon a candlestick, that it may give light to those who are regarded worthy of the feast."[1] For what is the use of wisdom, if it makes not him who can hear it wise? For still the Saviour saves, "and always works, as He sees the Father."[2] For by teaching, one learns more; and in speaking, one is often a hearer along with his audience. For the teacher of him who speaks and of him who hears is one—who waters both the mind and the word. Thus the Lord did not hinder from doing good while keeping the Sabbath; but allowed us to communicate of those divine mysteries, and of that holy light, to those who are able to receive them. He did not certainly disclose to the many what did not belong to the many; but to the few to whom He knew that they belonged, who were capable of receiving and being moulded according to them. But secret things are entrusted to speech, not to writing, as is the case with God.
And if one say that it is written, "There is nothing secret which shall not be revealed, nor hidden which shall not be disclosed,"[3] let him also hear from us, that to him who hears secretly, even what is secret shall be manifested. This is what was predicted by this oracle. And to him who is able secretly to observe what is delivered to him, that which is veiled shall be disclosed as truth; and what is hidden to the many, shall appear manifest to the few. For why do not all know the truth? why is not righteousness loved, if righteousness belongs to all? But the mysteries are delivered mystically, that what is spoken may be in the mouth of the speaker; rather not in his voice, but in his understanding. "God gave to the church, some apostles, and some prophets, and some evangelists, and some pastors and teachers, for the
