The two lines in this excerpt from the poem that reflect the theme of the poem is : "Glide softly to thy rest then;"
"And we will trust in God to see thee yet again.".
The poem simply describes the path of a tuberculosis patient and she went to heaven. The speaker begins by describing the death by saying words like "set for the grave". Then, the speaker describes the way that she'll depart for heaven.
What does it mean when someone says, "You have grit," yet you don't know what it means? It indicates that the person is courageous and has a strong character.