In the case of Iraq, the White House is weighing the use of military force to try to eliminate future dangers, rather than to respond to present aggression.

• 就伊拉克问题而言，白宫摩拳擦掌要动用军事力量的目的不过是为了消除未来的威胁，而不是对眼下遭到的攻击予以回击。