tennis is the worst for this, too - it’s just you and your demons out there talent is important but even the very best players need to be able to get out of their own way in order to win (it’s one reason carlos, who seems to be a human golden retriever, has been able to do so well imo)
I remember an article about safin that said his biggest problem was a rich and intelligent imagination that let him understand both the likelihood & repercussions of failure (& simultaneously the arguable silliness of placing so much weight on the outcomes of a game). It can be better not to think