I know someone who went through this. dreams followed. Pursued a sport through college, didn't quite make pro. afterwards life languished and didn't quite am

I know someone who went through this. dreams followed. Pursued a sport through college, didn't quite make pro. afterwards life languished and didn't quite amount to much. I think people might need to have a plan b, but honestly I don't know very many people who do. People are good at doing what defines them, not hedging.