Nobody in this poem is cruel, and that is what makes it sting. No one shouts or betrays. There is only a friend who says "I'm sorry," a mother who says "No," and a plan that keeps sliding toward "next weekend." Out of these polite refusals the speaker builds a farewell.
The poem is shaped like a quiet argument. It opens with a rush of questions: "Why?", "Are they trying to get back at me?", "Did I do something wrong?" These are the questions that spin in your head when you can't find a reason. Notice that the "it" in "Why does everyone do it?" is never named. The gap is the point. The speaker can't name the offence because nothing as definite as an offence has happened. The detail "it's either you or your mom" suggests a young voice, someone whose social life depends on a parent's say-so. That is an inference from the text, but it fits the small scale of the hurt.
The poem has no rhyme and no regular metre. Its music comes from short, speech-like lines and from repetition. Look at how the refusals land. "Who says, 'No.' / Who says, 'I'm sorry.'" Each is a fragment hanging off the line before, so the refusals arrive like small knocks, one after another. Then the speaker turns on her or his own hope: "But does it happen? / No." The question and answer are only a few words long, yet they hold a whole cycle of expecting and being let down. Even the excuse is vague: "Something always comes up." That "something" is a cousin of the unnamed "it," and both show how hard it is to argue with a feeling that has no clear cause.
The middle of the poem is its most careful stretch. "I like being alone but…" breaks off in an ellipsis, as if the speaker is checking that the distinction is true. Solitude is fine. What hurts is being left alone. Then comes a run of lines that begin with "So": "So that I know I'm not alone. / So that I know I have a friend. / So I know I can't run away." Each one gives a purpose for company, and the last is the most surprising. A friend, here, is not entertainment but an anchor, the person whose presence makes leaving impossible. The next line cuts the chain short: "But I want to."
From there the wishes escalate: "I want to run away from here. / I want to run away and not come back." The repeated phrase has the feel of a thought going round and round. Then comes the strangest wish: to stay away "Until everyone's forgotten me." It is a paradox. Someone who feels overlooked asks to be forgotten, as though disappearing completely would at least make the neglect official. "Even if it takes forever" adds another contradiction, because forever means never returning. The speaker seems torn between wanting to vanish and wanting someone to stop it. The poem never says where "away" is or how the leaving would happen, and the vagueness keeps the focus on the feeling rather than a plan.
The ending is the cleverest move. "So." stands alone on its line, the same word that carried the earlier reasons, but now nothing follows. It is a conclusion with the argument stripped away. Then "Goodbye," which is also the title, so the poem closes where it began, with no way out. Yet a goodbye needs someone to hear it. Even in leaving, the speaker is still talking to somebody.
Nothing about the writer or the date of writing is given with the poem, and it doesn't need them. Its significance lies in how it gives a shape to a feeling that is common and hard to explain: loneliness without a villain, built from small cancellations that no single person would call a wrong. The plain words are the strength. They make a reader recognise the feeling, and perhaps think about the next plan they promise to keep.