The Lake Isle of Innisfree is a poem written by W.B. Yeats describing his longing for a peaceful life away from the hustle and bustle of the city. The poem is written in the first person, with 'I' referring to the persona of the poet.

The persona in the poem expresses his desire to leave the city and live a simple life on the island of Innisfree. The persona has been "fastened to a city square", and he longs for "peace and quietness".

Heading: Themes in the poem
- The theme of escapism is evident in the poem as the persona wants to leave the city and live a simple life.
- The theme of nature is also present in the poem as the persona desires to live in harmony with nature on the island of Innisfree.

Heading: Symbolism in the poem
- The island of Innisfree is symbolic of the persona's desire for a peaceful life away from the city.
- The "bee-loud glade" is symbolic of the sounds of nature that the persona longs to hear.

Heading: Poetic devices in the poem
- The repetition of "I will arise and go" emphasizes the persona's longing to leave the city and live a simple life.
- The use of alliteration in "peace comes dropping slow" creates a soothing effect, emphasizing the persona's desire for peace and quietness.

In conclusion, 'I' in the poem refers to the persona of the poet, who expresses his desire for a peaceful life away from the city. The poem explores themes of escapism and nature, and uses symbolism and poetic devices to convey the persona's emotions and desires.

To when 'i' is refers here.