" tactic can be particularly successful when the audience is already aware of the weakness; thus, when a communicator mentions it, little additional damage is done, as no new information is added—except, crucially, that the communicator is an honest individual. Another enhancement occurs when the speaker uses a transitional word—such as however, or but, or yet—that channels the listeners’ attention away from the weakness and onto a countervailing strength. "
― Robert B. Cialdini , Pre-Suasion: A Revolutionary Way to Influence and Persuade