[青出于蓝 / 青出於藍, qīng chū yú lánㄑㄧㄥ ㄔㄨ ㄩˊ ㄌㄢˊ] lit. green is born of blue, but beats blue (成语 saw); fig. the student becomes superior to the master; same as couplet 青出於藍, 而勝於藍|青出于蓝, 而胜于蓝, See Also: 成语, 青出於藍, 而勝於藍, 而胜于蓝#73509
[青出于蓝,而胜于蓝 / 青出於藍,而勝於藍, qīng chū yú lán, ér shèng yú lánㄑㄧㄥ ㄔㄨ ㄩˊ ㄌㄢˊ, ㄦˊ ㄕㄥˋ ㄩˊ ㄌㄢˊ] lit. green is born of blue, but beats blue (成语 saw); fig. the student becomes superior to the master