It is the worst nightmare of a lot of public speakers… messing up on stage in a significant way. Not a little stumble as you go up the stairs, not tripping over the same word a couple of times, not trying to use the pointer and it does not work from the first try on. No. seriously messing up. Forgetting your entire speech and staring at the crowd in horror. Bringing the wrong slides. Consistently saying the wrong name or number and absolutely confusing the crowd.
All of these things are pretty horrible, and very difficult to come back from. Not impossible, because most people are generally very understanding and take little pleasure in seeing someone else fail. Yet feeling mortified when on stage is not conductive for a good speech. Want to know how to deal with failing and why it is a good thing? Keep on reading!