We have all lived through those moments during testing when things just did not go as planned, from having missed a bug that was rushed into production to maybe writing flaky automation tests or just simply misinterpreting a requirement. In retrospect, those are the mistakes that teach us much more than any “success story” might.
I will ask you: What is the most embarrassing mistake you have made as a tester, and what is the actual lesson you learned from this that has become a strength in your career?