"The Road Not Taken" Robert Frost poem male voice "Two roads diverged in a yellow wood"

The Road Not Taken By Robert Frost Two roads diverged in a yellow wood, And sorry I could not travel both And be one traveler, long I stood And looked down one as far as I could To where it bent in the undergrowth; Then took the other, as just as fair, And having perhaps the better claim, Because it was grassy and wanted wear; Though as for that the passing there Had worn them really about the same, And both that morning equally lay In leaves no step had trodden black. Oh, I kept the first for another day! Yet knowing how way leads on to way, I doubted if I should ever come back. I shall be telling this with a sigh Somewhere ages and ages hence: Two roads diverged in a wood, and I-- I took the one less traveled by, And that has made all the difference. Robert&Frost&"The Road Not Taken" was published in 1916 in the book Mountain Interval. Why a sigh at the poem’s end? Does the poet regret something? Probably no regret. I view the poem&speaker as the poet himself who picked the unconventional road of poetry, and this is a great poem. Any author of such a work should be proud going down this road! Instead of detecting regret, I detect a tone of satisfaction at the end: "I took the one less traveled by, / And that has made all the difference." Then why sigh? Probably due to the frustration that we have to make hard choices. We are curious about where the other road goes. (Or other "roads" plural. The poet simplifies by saying two roads when in fact every life...