Most birthday poems add up gains: candles, years, wisdom. Landor's four lines add up losses, and the surprise is where the sum lands. It ends in calm acceptance rather than despair. At eighty, the speaker has outlived the one person who steadied him, and that absence, more than age itself, is what makes him ready to die. The poem is less about death than about what it means to walk through old age alone.
The title promises a celebration, and the first line quietly refuses it. "Ninth decade" is a formal, almost ceremonial phrase, the sort of thing said at a dinner in someone's honour. Then comes "tottered on", which punctures the dignity with a wry, self-mocking picture of an unsteady old man. The rhythm helps. The line is built on the usual ten-syllable iambic pattern, but "ninth decade" puts two heavy syllables side by side, as if the verse itself were stumbling, and "on" is a tired little word to end on. It suggests going on without choosing to, simply because there is no alternative.
The second line makes the loss physical: "no soft arm bends now my steps to steady". Grief here is not a feeling but a missing weight against the elbow. The word "soft" matters, because it makes the lost support tender rather than merely practical. The syntax is stretched too. "Bends … to steady" is a slightly old-fashioned construction, and it turns "steady" from an adjective into an action. That is exactly what the speaker can no longer receive.
Only in line three do we learn whose arm it was, and even then she is never named. "She, who once led me where she would, is gone." The commas fence her off, and the verb is held back until the very end of the line, so that "gone" lands as a plain, flat monosyllable. The phrase "where she would" is lovely. It suggests a companion with a will of her own, and a man content to be led. Judging by the text alone, she may well have been a wife or beloved, but the poem never says, and the anonymity is part of its force. She is simply "She", defined by what she did for him. The small word "once" does a lot of work too, setting a vanished past against the present.
The rhyme scheme is a clean ABAB, but the two pairs behave differently. "On" and "gone" are single-syllable rhymes, blunt and final, and they carry the facts of survival and loss. "Steady" and "ready" are double rhymes, with a stressed syllable followed by a softer one, and they leave lines two and four with an extra unstressed syllable. The effect is of a step that falls away rather than landing. Those two words are also the poem's moral hinge. He has no one to steady him, so he is ready, and the matching sounds make one the consequence of the other.
That link is sealed by the last line's "So". It is a small connective, but it turns the quatrain into an argument. He is not announcing bravery in the abstract. Because she is gone, Death will find him ready. The line also swaps one guide for another. She "led" him, and now "he calls me". Death is "he", a visitor or caller, and the lowercase pronoun arrives before the capitalised name, as if the speaker were hardly bothering to be formal. "Shall" adds a note of resolve, almost a promise made to himself. The tone is courteous rather than frightened, like a man who has dressed, put his affairs in order and is waiting by the door.
The poem's significance lies in this compression. In about forty words it holds a birthday, a marriage-sized absence, a joke at the speaker's own expense and a quiet philosophy of death. Nothing is shouted. The restraint is what moves us, because the speaker does not tell us how much he misses her. He lets an empty arm and the word "gone" do that. For a reader of any age, it is a reminder that facing death can be less a matter of courage than of love, of having already lost the thing that made staying worthwhile.