Sentence:  If we keep our knowledge strictly to ourselves we know exactly how we stand, and that if there has been any leakage, it had been from some other source. But I need not <WSD>platitudinize</WSD> to an experienced and learned counsel. 
Meaning of the word marked with <WSD> tags:  To utter one or more platitudes; to make obvious, trivial, or clichéd remarks concerning a topic.