"Leaves no step had trodden black" are contrasted to an area that "was grassy and wanted wear" and it starts by stating "two roads diverged in a yellow wood, and sorry I could not travel both".  
An interpretation of this work notes that the sigh in the final stanza reveals a fraudulent position taken by the author. Other interpretations discuss the opening lines of Dante's Inferno, "halfway through the journey of life". Published in Mountain Interval, the author notes that he shall be telling his story "somewhere ages and ages hence" and ends the poem mentioning how his decision "has made all the difference." "Leaves no step had trodden black" are contrasted to an area that "was grassy and wanted wear" and it starts by stating "two roads diverged in a yellow wood, and sorry I could not travel both".  FTP, the line "I took the one less traveled by" appears in what poem by Robert Frost?
An interpretation of this work notes that the sigh in the final stanza reveals a fraudulent position taken by the author.
The {Road Not Taken}