Fail early
Fail often
Fail forward.
Failure is a massive part of being able to be successful. you have to be comfortable with failure. you gave to be actually seek failure. failure where all of the lessons are. successful people fail a lot, they fail whole lot more and they succes. they extract lessons from the failure and they use that energy & wisdom to come around the next face of success.
Practise is controlled failure you are getting to your limit you are getting to your limit, you cant handle you cant lift that you cant do that until you get the point all of the sudden your body makes an adjustment and you can do it.Failure is actually helps you to recognize the areas where you need to involve