The day of returning home is behind the bird's return to the earth, but the idea of returning home has existed before the spring flowers bloom.
The second poem comes from the accidental book of hometown written by He in Tang Dynasty. The original poem is as follows: the teenager leaves home, the old man returns, and the local accent has not changed.
When children meet strangers, they will smile and ask where the guests are from.
From the description of the first poem, the author left home for only two years, while the author of the second poem left home when he was young and didn't come back until he was old, so the author of the second poem left home for a longer time.