Choose Action to dispel all self doubts
What I have learnt at this age and wish I could have learnt and applied when I was young is to always CHOOSE ACTION over WORRYING about events in the future.
Choosing good actions lead to good habits which in turn builds self belief and confidence.
Most leaders who are successful are hands on and prefer action over inaction when faced with self defining moments. Taking requisite action by facing fear eye to eye is the best way to develop self belief.
James Clear mentions about this wonderful insight in his book Atomic Habits wherein he emphasizes on the right actions to build the person you want to be.
Another effect of focusing on action over thought is to keep you grounded on the present moment to unleash your best self.
To understand how focus on present enlivens us please read this insight:
https://viewpointsunplugged.com/focus-on-now-to-declutter/