Fearless.. Traditional Chinese Medicine (TCM) provides interesting insights into emotions.
A little background..
TCM identifies emotions as very real energies that have a place in the human body and are capable of causing a variety of physical and mental conditions when out of balance.
This might seem quite at odds with the Western science view of emotions but recent studies have shown that the brain doesn't have a monopoly on memory and emotions - other organs do have the capability to "remember" and "feel". Interesting stuff...
Back to fearlessness. TCM sees the kidney as the "home" of fear with the emotion of fear effecting the kidneys and challenges to the kidney energy tending us towards fear.
Looking after the kidneys may support us with processing the emotion of fear:
Not too revolutionary I suppose to say that looking after ourselves can help support our mental and emotional health but sometimes the simple advice is the best..