To improve your speech, take a video of yourself practicing. As you watch, choose a 60-second portion that you would like to improve. Concentrate heavily on just that section until you’ve achieved the results you want. Move on to another portion, improving your delivery one minute at a time.
— Adapted from “Improve Your Presentations and Public Speaking 60 Seconds at a Time,” Melanie Pinola, http://www.lifehacker.com.