If I'm American and you're from another country, I will view myself--this is a very--kind of obvious finding-- my obligations to you will be seen as less than if you were another American.

如果我是美国人，你是外国人，显而易见，我会觉得-,我对你的道义会少于,你是一个美国人的情况。

耶鲁公开课 - 心理学导论课程节选

But this does not amount to a compelling case for re-election, in the view of either this paper or the American people.

ECONOMIST: President Obama

He fears this will mean that we don't get to see information that challenges our world view, and will ultimately be bad for democracy - if you're an American in favour of gun control, for instance, you will tend to see information that reflects your views, while members of the National Rifle Association will be served up sites that chime with their stance.

BBC: Are we trapped in our own web bubbles?