For those who don't know, when I was seven years old, I spent about three weeks in a children’s hospital after a gun accident incapacitated me. Seventeen years later, the hospital stay itself is but a distant memory—except one of the parts that I distinctly remember from that time is watching the Disney Pixar movie “A Bug’s Life” nearly every single day. The once-traumatizing “flashbulb memory” of the accident is psychologically associated with that movie. Recently, I came to...