The Sikh gave him the money. When Menon asked for his address so that he could repay the man, the Sikh said that Menon owed the debt to any stranger who came to him in need, as long as he lived. The help came from a stranger and was to be repaid to a stranger.
Robert Fulghum, All I Really Need to Know I Learned in Kindergarten
charity, debt, noblesse-oblige, repay, stranger