Compare the first and last verses of the song "Footprints." We started off as footprints
Going in directions the same way
Walking at a fast pace
Thinking we would end in the same place
* * * *
We started off as footprints
Going in directions the same way
Walking at a fast pace
But we didn’t end face to face
What is the effect of changing the last line of the verse?

It helps express the song's central idea.
It reminds you of another famous song.
It answers a question that the song asked.
It gives the song a much lighter tone.