Lecture Second
We mentioned yesterday the reason why Jeremiah refused the office of teaching, even because he thought himself unequal to the work; and for this reason he called himself a child, not in age, but in knowledge. Hence the word "child" is to be taken metaphorically; for thereby the Prophet confessed that he was not sufficiently qualified as to knowledge and practice. Some, as I have said, have unwisely applied this to his age. Though then he was of a mature age, yet he called himself a child, because of his unskillfulness, and because he possessed not the gifts necessary for an office so important. 1
Now follows the answer given to him,
And it is especially necessary to know this doctrine: for as we ought to undertake nothing without considering what our strength is, so when God enjoins anything, we ought, immediately to obey his word as it were with closed eyes. Prudence is justly praised by writers; and it is what ought to be attended to by all generally; they ought to consider what the shoulders can bear, and cannot bear. For whence is it that many have so much audacity and boldness, except that they hurry on through extreme self -- confidence? Hence, in all undertakings, this should be the first thing, that every one should weigh well his own strength, and take in hand what comports with the measure of his capacity. Then no one would foolishly obtrude himself, and arrogate to himself more than what is right. But when God calls us, we ought to obey, however deficient we may in all things be: and this is what we learn from what God says here,
1 The words admit of two meanings.
We meet with a similar phrase in Jeremiah 6:15; Jeremiah 8:12, which is, literally, "and shame they know not." -- Ed.