Everyone has made a mistake in life in some way, shape, form or fashion that may have caused an unwanted result.
Failure is never the intended result of a purpose but only a mistake in learning which comes to create a problem that needs a solution.
Success is not like a rocket going straight out to orbit but more like scribble of a line into the direction desired.
Always be learning even as teachers to understand other ways of solutions and successes accomplished by others and tools available such as... (https://rb.gy/yqabx4) that can be used to supplement some advancements.
Set goals while accomplishing achievements remembering mistakes are only obstacles blocking from the finish line.