Your neighbors will make judgments about you based on how your lawn and house look, and people who see you passing will judge you based on how clean you keep your car. It's not always fair, but it has always been true. Appearances matter, so make yours a good one.
The answers to these questions will determine your success or failure. 1) Can people trust me to do what's right? 2) Am I committed to doing my best? 3) Do I care about other people and show it? If the answers to these questions are yes, there is no way you can fail.
Had I been a great athlete, I'm not sure I would have even gone into coaching. I may have turned out feeling that my life ended when my athletic career ended, as happens so many times with various athletes.
When I work a game as an analyst, all I do is look at the game like a coach. Why was something successful? What makes it work? I just try to use my expertise and whatever insight I have to the game.