水清ければ魚棲まず

みずきよければうおすまずmizukiyokerebauosumazu

expression

  1. the morally upright have a hard time making friends
  2. fish will not live in water that is (too) clean

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences