Alyson's "Free" starts with something everyone knows: some days are good and some are bad. The speaker doesn't explain what makes the dark days dark, and the poem is stronger for it. We only know that on those days, a quiet thought arrives: one day I'll be free.
The image of spreading wings and flying away suggests a deep wish to escape, whether from a situation, a feeling, or a place. The poem doesn't say which. The phrase "never look back again" makes the wish sound firm and a little fierce, as if the speaker is ready to leave everything behind.
Then the last line changes the mood: "but that day is not today." It's flat and honest. The speaker isn't pretending to be free yet. The poem feels hopeful but tired, holding on to a dream while admitting the wait is still going on. The short, plain lines and lack of punctuation make it sound like a private thought.