◎ 分道扬镳 fēndào-yángbiāo(1) [separate and go different ways] 扬镳:驱马前进(2) 指分路而行(3) 比喻志趣目的不同而分别行事-----------------国语辞典:比喻各人依其志向,各奔前程。参见「分路扬镳」条。《文明小史.第五五回》:「吃了一顿中饭之后,各人穿各人的长衫,和秦、王二人分道扬镳。」近背道而驰﹑南辕北辙﹑各走各路反并肩前进﹑携手合作﹑志同道合
谓人或事物变化无常,分合无定。 -----------------国语辞典:世事变化无常,分合无定。《三国演义.第一回》:「话说天下大势,分久必合,合久必分。」英语 lit. that which is long divided must unify, and that which is long unified must divide (idiom, from 三國演義|三国演义[San1 guo2 Yan3 yi4]), fig. things are constantly changing