Answer:
The story ends with another letter from Luke to Toby. He wishes they had had more time together. Although his letters until now have been hopeless, Eddie's friendship and Sister's help seem to have given him a small sense that maybe his life could be different.
Explanation: The story is mainly about regret
My best friend loves to laugh.
When I laugh, my stomach hurts.
His laugh makes him sound like a hyena.
Think along these lines :)
Avoidance during conflict is extremely unhealthy for sustaining positive relationships, as leaving a problem to boil and sit over is extremely unhealthy and only causes more anger.