"The historic resolution we just adopted enshrines our shared commitment to the goal of a world without nuclear weapons,"

VOA: standard.2009.09.24

What this did was it established a super ordinate goal, that is a goal that everybody shared, and perhaps more important a common enemy.

这个方法设立了一个最高目标，所有队员都分享一个共同的目标，或者更准确地说，一个共同的敌人。

耶鲁公开课 - 心理学导论课程节选