美国外交政策经常陷入孤立主义的囹圄，孤立主义者既包括总是认为美国在全世界鹤立鸡群的美国右派，也包括认为美国是全球不稳定因素的左派。
Isolationism is a familiar refrain in US foreign policy among those elements of the right that consider the US too good for the world, as well as among those on the left who consider America a destructive global force.