(speaking) (quite) frankly
and frankly speakinga transitional phrase announcing that the speaker is going to talk in a more familiar and totally forthright manner. Tom: Speaking quite frankly, I'm not certain she's the one for the job. Mary: l agree. Bob: We ought to be looking at housing in a lower price bracket. Bill: Quite frankly, lagree. "Frankly speaking," said John, "I think you're out of your mind!"