"And I just take this, a good sharp whittling knife like this and cut away everything that does not look like a guitar."

VOA: standard.2010.07.06

Often by looking at extremes it throws into sharp contrast things we naturally take for granted.

通常对极端情况的研究,会与我们日常所坚信的信念,形成强烈的反差

耶鲁公开课 - 心理学导论课程节选

to rise and to say anything was a violation of the culture, and that's one of the places where you see where this sharp line exists. They just take orders, but the gentlemen don't just take orders.

起身反抗和发表见解是有违当时的文化的,从这一点可以看出当时社会,森严的等级界限,普通人只能服从指挥,但是有地位的人不仅接受命令

耶鲁公开课 - 古希腊历史简介课程节选