両りょう雄ゆう並ならび立たたず

expression

two great rivals cannot coexist

Proverb meaning that two powerful or talented people cannot coexist in the same place or field; one will eventually dominate or drive the other out.

• あの二人ふたりの天てん才さいが同おなじ部ぶ署しょにいるのは無む理りだ。両りょう雄ゆう並ならび立たたずというからな。

  It's impossible for those two geniuses to be in the same department. As they say, two great rivals cannot coexist.