I'll soon be giving a career talk about testing to 200 high schoolers. Reviewing how I moved from developer to tester helped me form some concrete advice.
Getting your app into the hands of customers as soon as possible is highly recommended. Here are a few stories that illustrate the utility of user testing.
We strive to create quality software and learning from mistakes can help us avoid similar issues.This also helps encourage a 'testing can be fun' mindset.
Cognitive bias can't be avoided, but an awareness of your biases means you can use the advantages of them in your favor and lessen their negative effects.
During Q&A time, I got some good questions about how and why I test that I continued to think about afterward. Here are my answers.
Don't be afraid to ask, "Why am I doing this?" and "Why am I doing it this way?" Otherwise, you'll miss the opportunity to make things better.