While a family film, Hoppers deals with surprisingly mature themes regarding the human relationship with nature:
: This trauma led to a failed marriage and a period of addiction, explaining his initially cynical and "furious" protectiveness over Eleven. hopper
: In a poignant letter to Eleven, Hopper describes being stuck in a "deep, dark cave" of emotion. He reflects on the necessity of "the hurt," noting that feeling pain is a sign of finally being out of that metaphorical cave. While a family film, Hoppers deals with surprisingly