◎良莠不齊liángyǒu-bùqí
[grain or chaff;the good and the bad are intermingled; sheep and goats; there are bad as well as good people in the group; there are weeds among seedlings; thread and thrum] 莠:狗尾草，比喻品質壞的人。比喻好人壞人混在一起
無如眾生愚賢不等，也就如五谷良莠不齊。——清·文康《兒女英雄傳》