A good way to see all the areas of Canyonlands National Park is to fly over it.

VOA: special.2009.04.15

What's particularly interesting is even groups that are formed, that you were not born with, that are formed on the fly, exert a huge amount of control over your moral feelings and moral attitudes.

特别有趣的是，后天形成的群体，不是那天生下来就属于，而是在生活中形成的，能够极大地控制,你的道德情感和道德态度。

耶鲁公开课 - 心理学导论课程节选

Planes and news helicopters were not permitted to fly over it.

VOA: special.2010.08.09