Do You Worry About Things Your Can't Control?
From my experience, many athletes spend too much energy worrying about things that they cannot control on the athletic field, court, or course. They waste energy on irrelevant thoughts.
A classic example: have you ever got distracted because you were arguing with an official about a bad call? Even when you knew the official was not going to change his call, you gave energy to an 'uncontrollable.'
The result: You became upset or frustrated, lost your composure, and it affected you for several minutes to follow or even until the end of the game.
If you focus on thoughts or events