A teacher of mine from a long time ago once told me that mistakes in performance are like if someone walks in front of the TV while you’re watching a show.
This always stuck in my mind.
The person walking in front of the screen temporarily messes up the line of communication that you have with the TV, but it doesn’t effect your understanding and appreciation of the story, characters and setting. You still enjoy the show and by the end, you probably won’t even remember the person who walked by...