The truth is everybody does it from time to time. People dial telephone numbers and they get a wrong number only to find that they've read the last two digits backwards. Everybody does it, but dyslexics have this tendency to a higher degree.
Mr. Wrigley believed in this: Put all your eggs in one basket and watch the basket. They don't do that today. This is the old-fashioned way I'm talking about. He carried it on to his business. Do one thing and stay with it.