And let no man say, I heard these things four or five weeks ago, or more, and I cannot retain them. For I wish the hearer so to retain them as to have his recollection perpetual and not apt to fade, nor yet that he should disown what is spoken. For I wish you to retain them, not, in order to tell them to me, but that ye may have profit; and this is of most serious interest to me. Let no one then say this.