In approach number one, you simply lay out the various positions, pro and con, and the professor strives to remain neutral; sort of not tip his hand about what he holds.

方法一，你们简单的列出不同的观点，正面和反面，老师争取保持中立;,不表明他支持哪边。

耶鲁公开课 - 死亡课程节选

Almost all pro-slavery writers at one point or another will dip into the Old Testament, or dip into the New Testament they especially would dip to the Old to show how slavery is an ancient and venerable institution.

几乎所有的亲奴主义作家,都或多或少地接触过《旧约》,或阅读过《新约》,特别是《旧约》,因为他们,需要证明奴隶制是一个古老而庄严的制度

耶鲁公开课 - 美国内战与重建课程节选