There's no killing fear. It doesn't really go away. Nobody's exempted from it. However, good and great humans, throughout their measly lives, learn how to handle fear.
Tame the beast of fear and it will learn to obey your command. The fangs and claws would retract. The growling and howling would subside. The eyes would stop gleaming. The bloodstream would turn tame like an old, lonely river.
The woman, she was one of them. She blazed through the dark corridors of the old, abandoned hospital, never flinching even when growling and howling were within earshot.
Prudence Hez, we finally met!