By the end of this poem, how does the person feel about his or her decision?
Presumably the speaker of this poem is Robert Frost himself, as he acknowledged in some of his public readings. He is thinking about a career decision he made many years ago. He had to make a choice between seeking a secure profession which would enable him to live in comfort or to devote himself to poetry and live very simply close to nature. Many aspiring artists are confronted with that choice fairly early in life. They don't know whether to trust their instincts and go ahead with the pursuit of their dreams, or whether to play it safe and get a "day job," so to speak. It is hard to do both. Frost seems to have felt it was impossible for him. The two roads went off in different directions, and as he says in the poem::
Two roads diverged in a yellow wood,
And sorry I could not travel both
And be one traveler, long I stood...
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...