辨別好人與壞人；區分良莠。
例句：
- What the company needed was a new CEO who would separate the sheep from the goats and show to the employees that dishonesty would no longer be tolerated. (這家公司所需的是 一位新的執行長，此人要能辨別好人與壞人，並且要向員工表明，再也不會容忍詐欺行為)
- I’ll look through the application forms and sort out the sheep from the goats. (我會仔細看這些申請表並區分良莠)
本文亦刊載在下列網址：
http://htmfiles.englishhome.org/idioms/idioms_animals.htm