If you can’t shut up about it, talk about it.
That’s the biggest key to being persuasive, natural, and compelling in your speaking.
The most important factor in selling your ideas is the state of being sold on those very ideas for yourself.
Don’t talk about the things you think you ought to talk about. Talk about the things you must talk about.
If silence is an option, exercise it.
When silence becomes a self-stultifying act, that’s your cue to take the stage and tell your story.