The action: Remind yourself that you are on average only right half the time. And so is everyone else. Relax!
The long-form: If you and everyone around you are right only half the time you have no excuse not to experiment and become a better learner (f40). Everyone has a responsibility to add to the pool of shared meaning (f40), and have the humility to be wrong.
You can even include it in your promise (f40) to the team.