1. You really ought to have not told her that I was leaving.
2. You should know better than to rig he your PIN on your credit card.
Foreshadowing is when an author uses symbolism, an event, a small detail, or even a part of dialogue to be a warning or indication of a future event. An author might use this because they want to give the reader knowledge about a future event or to tease them.
In my dictionary (my brain), reckless means causing trouble nonstop. But you should look it up for a more accurate answer.
Hope I helped!
The hero believes in and receives supernatural aid