The speaker describes a whole life spent at sea, sailing the Seven Seas and loving the thrill of adventure. At first it sounds like a boast: they "live and breathe" the call of the open water. But the poem turns in the second half. Despite all those miles, the speaker has never met another person, and the last line is a question that hangs in the air: "Is there anyone out there at all?"
That question changes how we read everything before it. The adventure starts to look like isolation, and the freedom of the sea feels close to emptiness. The speaker still seems attached to the voyage, but there's a quiet ache underneath, a wish for company or even just proof that someone else exists. The mood is wistful and a little lonely, with a note of uncertainty. The short, simple lines and the rhyme on "me" and "at all" make the ending feel like a call sent out across the water, with no answer yet.