Its natural element which exist in every human afraid of failure but by apply positive inspiration needs your inner force will power which always oblige you to do good and countenance the problem and have a plan of action on it. In the end, you can get the particular result of your positive action which you follow on a regular basis.
Failure today doesn't mean the same outcome tomorrow. Experience is where we learn from. It's worth trying again. Or at least you learn boundaries and figure out what you can and can't do.