Bemoan not thine own misfortune when thou seest another more wretched than thyself.
Story of One who was not what he seemed
Some one passed by a pious man whom he took for a Jew, and, therefore, struck him on the neck. The latter bestowed his robe upon the aggressor, who, becoming ashamed, remarked:
“I acted wrongly and thou hast forgiven me. But what occasion is this for a gift?”
“I stood not up in anger,” was the reply, “being thankful that I was not a Jew, as thou didst suppose.”
Story of a Sage Donkey
One left behind on the road wept, saying, “Who in this desert is more distressed than I?”
A pack-donkey answered: “O senseless man! how long wilt thou bewail the tyranny of Fate? Go, and give thanks that, though thou ridest not upon a donkey, thou art not a donkey upon which men ride.”