Whatever his other motives, a family grudge helped drive his decision.
The monumental grudge that drives Koreans in this competition easily ranks among the world's most ancient.
But it is unlikely that Juncker will engage in any score-settling, driven by grudges.
The police said the student, who has been charged with intentional homicide, was driven by a grudge described as "trivial".
He has been celebrated by some as a whistle-blower, but in a culture that emphasizes workers' loyalty to their employers, he has also been vilified as a traitor driven by personal grudges.
The Afghans who have turned on foreign mentors account for only a small portion of the Afghan national security forces, now more than 300,000-strong, and Nato commanders argue that many are driven by personal grudges rather than loyalty to the Taliban or other groups.
Is he driven by old grudges and resentments, angry at his party for rejecting him in '04 and for turning against him during and after his battle with Ned Lamont, if not long before that?
Theater has always been a relationship business, driven by money and status, chits and grudges, chemistry and sexuality.
Now the league must address the hockey culture that produced the grudge-driven attack by Bertuzzi.
Such pusillanimity was perhaps bound to leave audiences distanced from cinema's grudge-driven slaughterers.
In many small towns, where policemen were killed or driven away by insurgents in 2004, the Americans are now recruiting from tribes with a grudge against the insurgents.
