"We always hope for the easy fix: the one simple change that will erase a problem in a stroke. But few things in life work this way. Instead, success requires making a hundred small steps go right - one after the other, no slipups, no goofs, everyone pitching in."
- Atul Gawande, Better: A Surgeon's Notes on Performance

Know and understand your fears then take steps to conquer them. You can begin with small steps.