Language is a poet's only tool, and "Refrain" opens by admitting it may be the wrong one. Its speaker realizes that a note "cannot be written / as one would a word or phrase," that some experience slips through the net of ordinary writing. The central idea is that the deepest things we know, about music and about our own minds, cannot be handed over in sentences. They have to be felt, endured and lived.
The first stanza builds its case on two kinds of sound. A soliloquy, a speech delivered alone and the very form of putting thoughts into words, "does not pierce the flesh," while a melody "would resound within." The verbs are physical. Words are heard, but music pierces. "Resound" suggests an echo in a hollow space, as if the body were an instrument built to ring. The word "note" is also slightly double. It can mean a musical tone or something jotted on paper, so the opening line plays on the problem it describes: how do you write down something that isn't made of writing?
The second stanza turns from music to thought. "To know one's thoughts are one and the same" can be read more than one way. Thoughts and melody might be the same kind of thing, or the speaker's thoughts might form a single undivided whole rather than a list of separate ideas. The poem doesn't choose, and the vagueness feels fitting. Then comes the river: "like a twisting river it flows deep throughout." Words, notes and phrases are separate units, but a river has no joins. "Twisting" gives it a path that doubles back, and "deep" suggests that what we can see on the surface is the smaller part. This is also the longest line in the poem, spilling past the length of its neighbors so that the form mimics the flow it describes. It ends by repeating "word or phrase," the wording that closed the first stanza's second line.
That echo is the poem's real refrain. The title usually means a repeated line in a song, and here only a few words return. But "refrain" is also a verb meaning to hold oneself back. It is tempting to hear that meaning too, as a quiet suggestion that when something can't be put into words, restraint may be the most honest response. That is an interpretation rather than something the poem states, but it suits a text so wary of speech.
There is no rhyme, and the rhythm is irregular free verse, closer to thought than to song. Both opening sentences begin with an infinitive, "To realize" and "To know," and neither gets a main verb to finish it. They hang unresolved, like a musical phrase that stops before it returns home. When the poem finally gets its verbs, they are blunt: "No, it must be felt. It must be borne." The "No" corrects the reader, or perhaps the speaker, mid-thought, and the repeated "must" has the force of a rule. The sequence of felt, borne and lived widens as it goes. First comes sensation, then endurance ("borne" carries the weight of burden and suffering), and finally simply being alive.
That last line stands alone: "It must be lived." The white space around it works like a rest in music, a silence that belongs to the piece. The poem ends not with an explanation but with a pause, which may be the one way a page can behave like a melody.
What makes "Refrain" worth reading is that it practices what it preaches. It uses words to argue that words are not enough, and it doesn't pretend to escape that paradox. It never describes the music or the river, only points toward them and steps aside. For a student reader, it is a useful reminder that a poem's job is not always to explain a feeling. Sometimes it is to make you notice exactly where explanation stops.