mentioning the truth is one thing, the necessity for telling the truth is another. It were tedious to inquire into all the reasons for silence. One, however, is, lest those who understand not become worse, while we are desirous to make those who understand better informed. Now such persons, when we say anything of this kind, do not indeed become better informed, but neither do they become worse. But when the truth is of such a nature, that he who cannot comprehend it becomes worse by our telling