Look throughout American History just for a moment.

简单回顾美国的历史
Let's play some games of historical cycles just for a moment.

让我们来玩一个历史接龙游戏
Think of the greatest, take your pick,

想想你们所认为的
the greatest fundamental changes in American History,

美国历史上影响最深远的变革
whether that's in society, the law, politics,

无论是社会法律政治
massive immigration that changed the demographics of the country,

还是改变国家人口结构的大规模移民
take your pick, but pick three or four

挑出三到四个你们所认为的
of the greatest moments of change in American History.

美国历史上最伟大的变革时刻
Every one of them caused a counter-change.

每一次都伴随着反对的声音
Every revolution we have causes a counter-revolution.

每一次革命都伴随着反革命
You grew up reaping the great changes of the Civil Rights Revolution.

你们在成长中享受着民权革命的巨大变革
You take them for granted, most of us do.

你们认为这是理所当然多数人也这么想