yè luò guī gēn
a falling leaf returns to the roots (idiom); everything has its ancestral home
In old age, an expatriate longs to return home.
shù gāo qiān zhàng , yè luò guī gēn
fig. a tree may grow a thousand zhang high, but its leaves return to their roots (proverb)
fig. everything has its ancestral home
in old age, an expatriate returns home