|Help your audience better understand you and what you're saying.|
Have you been on a video call and heard a speaker talk so fast you couldn't understand what they were saying? Or, they spoke so quietly, you couldn't hear them, even after you turned up your volume to the max?
It soon became apparent. The speaker was nervous.
Their gestures were frenetic. They stared wistfully at some distant planet as their voice grew shaky! Soon "ums, you know's, and, as I said before's" were salted between meaningful phrases.