Step 1: Understanding the Question:
The question asks for the main theme or subject of the poem.
Step 2: Analyzing the Poem's Structure:
The poem has two distinct parts.
- Part 1 (Stanzas 1 & 2): The poet describes negative feelings of being small, insufficient, unseen, and unappreciated by others. This section focuses on insecurity and loneliness.
- Part 2 (Stanza 3): The mood shifts dramatically. A friend's "one kind word" is powerful enough to make the poet's "inner life bloom" and "sweep away the gloom." This section focuses on the positive impact of friendship.
Step 3: Final Answer:
The poem is about the internal struggle with feelings of low self-worth and invisibility, and how these feelings can be instantly healed by a simple act of kindness from a friend. It highlights the contrast between feeling lost in an indifferent world and being found by a caring friend.