How to Prep for a Presentation, by Clay Johnson
Maybe it comes with doing a lot of thinking about which information is and isn’t important. But Johnson’s determination to do a superb job of something he considers very important shines through in this piece:
Fewer things generate a higher return on investment for time spent than giving a great talk. Fewer things are more disrespectful than having that kind of opportunity, squandering it, and wasting a room full of people’s valuable time because you didn’t prep properly. So when you get an invitation to speak, be of service. The doors that will open to you because you gave a great talk are plentiful.