Rich oil Sheik.

A rich oil sheikh was visiting the White House to discuss the oil trade with political bigwigs. His personal servant was attending to the sheikh's every need, as was customary and expected.
The sheikh, never having tasted salted peanuts before, took an instant liking to them, and began munching them like you wouldn't believe.
Naturally, the salt made the sheikh thirsty, and he called to his servant to get him some water. His servant left the room and came back with a glass of nice, cold water.
Munching some more on the peanuts, the sheikh got thirsty again, and called to his servant to get him another glass of water. The servant immediately complied with his master's wishes, and returned in a jiffy with another glass of water. Really taken by the peanuts, the sheikh virtually stuffed himself on them, and got a healthy thirst to match. He called to his servant to get him some more water, and off the servant went.
This time, he came back empty-handed. The servant apologized profusely, and begged his master's forgiveness. Furious, the sheikh yelled and screamed at his servant, 'You son of a flea-infested camel, why can't you bring me my water?!?' 'But Master', begged the servant, 'I cannot bring you your water because a white man sits on the well...'