Final answer:
In the poem 'To an Athlete Dying Young,' the phrase 'sill of shade' refers to the threshold of the afterlife, and he narrator is someone from the athlete's community reflecting on his life and legacy.
Step-by-step explanation:
In the poem 'To an Athlete Dying Young' by A. E. Housman, the phrase 'sill of shade' refers to the threshold or doorway to the afterlife. It symbolizes the transition from life to death. The line suggests that the deceased athlete's achievements and glory will be remembered and admired even after his death.
The narrator of this poem is not explicitly identified. However, based on the use of the pronouns 'we' and 'our,' it can be inferred that the narrator of this poem is a voice from the athlete's town, reflecting on the ironies of fame and the fleeting nature of life, especially as it pertains to young athletes whose glory fades quickly. The poem portrays a somber but contemplative perspective on death and remembrance.