Wistful and melancholy without being depressing. My impression: The speaker has let go of the past and accepted that it cannot be brought back. And most importantly, finally, the speaker is content with that.

I can see a monk, sitting in his room, observing the country side, as he write this. He smiles as he finishes the last line.

Interesting interpretations.

The wind seems so powerless in this piece. Because “Without” is repeated quite often this piece ends up describing what the wind is not, at least for now, while also revealing the wind’s great potential.