The Confidence hack

I never really understood how to speak confidently in any gathering. (Yeah, yeah, the litany of what I never understood is long. So? You, of course, understand everything from the Big Bang to the String theory, from Nanotech to drones...good for you.) More often than not, I start bleating, "But..." and get drowned out by others who hardly seem to have noticed that I even opened my mouth. (