11.   No one expected that a human urge for self-preservation would creep into his circuitry.

12.   That eagerness is as human an urge as a genuine front-runner has, but history as well as common sense teach that hiding it should always be a priority.

13.   When Tyson threw a TV, he gave in to a very powerful human urge.

14.   Except for the sunglasses of unlucky browsers, all were likely deposited by people yielding to the human urge to toss things into wells.

15.   At sale time the human urge for acquisition is unleashed, and the currency -- francs or euros -- is a mere detail.