A Man and his son were once going with their Donkey to market. As they were walking along by its side a countryman passed them and said: "You fools, what is a Donkey for but to ride upon?"
So the Man put the Boy on the Donkey and they went on their way. But soon they passed a group of men, one of whom said: "See that lazy youngster, he lets his father walk while he rides."
And thus the Man ordered his Boy to get off, and got on himself. But they hadn't gone far when
A stream, from its source in far-off mountains, passing through every kind and description of countryside, at last reached the sands of the desert. Just as it had crossed every other barrier, the stream tried to cross this one, but it found that as fast as it ran into the sand, its waters disappeared.
It was convinced, however, that its destiny was to cross this desert, and yet there was no way. Now a hidden voice, coming from the desert itself, whispered...