Failure is part of the process
They say that mastery comes from experience and experience comes from failure. In other words, you can’t get one without the other. It’s okay to fail as long as you don’t fall into the trap of blaming someone else for your past mistakes. Take ownership of them and understand that they are the foundation of your future success.
Here are two articles from the site you might enjoy:
“Let it Go” & “Creating the Artist not the Art”