Keith titled the album after a phrase in the one cover song he included on the collection, Radney Foster's "I'm In."

VOA: standard.2009.04.19

A phrase even more popular is the anal stage and that happens after the oral stage.

更为人所熟知的一个阶段则是肛门期,它出现在口腔期之后。

耶鲁公开课 - 心理学导论课程节选