The context of the following conversation is Everyone had looks of disbelief on their faces when they heard the teacher announce the quiz, but Ash wasn't surprised at all, and fully understood what was happening.:
Ash says I knew something like this would happen..
The friend responds I don't believe it! Look at all of our classmates, they are in disbelief!.
Ash responds Yeah, I know. I'm so glad I have been prepared for this..
The friend responds Lucky you. You have always been ready for anything like this anyway..
Ash responds This didn't teach everyone in the lesson. You guys ought to study hard every day..
The friend responds Lesson learned. I will do just that from now on..