But before I tell you about lab experiments let me tell you about the most famous field experiment on this idea.

但是，在此之前,让我告诉你们关于这个观点最著名的现场试验。

耶鲁公开课 - 心理学导论课程节选

The Russian empire, the state of Muscovy had already expanded greatly, but it's really Peter the Great, it's the big guy who expanded Russia, its territorial size enormously.

沙俄帝国在此之前已有大幅扩张,但是,是彼得大帝,是这个大家伙扩张了俄国领土,他统治下的沙俄幅员辽阔

耶鲁公开课 - 欧洲文明课程节选