別樹一旗 [ㄅㄧㄝˊ ㄕㄨˋ ㄧ ㄑㄧˊ; bie2 shu4 yi1 qi2] lit. to fly one's banner on a solitary tree (idiom); fig. to act as a loner to stand out to develop one's own school to have attitude of one's own ◄ ►